Coverage by content domain
Lessons and questions are organized around the exam’s content areas so your preparation reflects the structure of the assessment.
Why Test Alignment Matters for Your TX PACT: Physical Science: Grades 6-12 Study Guide
Certification test standards are broad, but the exam questions are very specific. Our team of curriculum experts uses the 240 Study Guide Creation Process to ensure the most aligned, specific content for your TX PACT: Physical Science: Grades 6-12 (737) test — so you are not wasting time on broad subject review that may not show up on exam day.
Why 240 is the best choice for the TX-PACT 737 study guide
- Built around the official exam framework
- Organized by the competencies actually used on the exam
- Shows exactly what is covered and where depth is partial
- Includes aligned questions, flashcards, study materials, and videos
- Helps candidates study what is actually tested instead of broad generic content
Transparent coverage is a strength. We show where the guide is strong, where depth is partial, and where a gap has been identified so you can make an informed study decision.
How to Read This Alignment Review
9Domains
123Competencies reviewed
88%Test-aligned
98Covered
20Partially covered
5Gaps
- CoveredCompetency is comprehensively supported by the guide.
- Partially coveredCore content is covered, but some depth gaps remain.
- Coverage gap identifiedA content gap has been identified.
This study guide is based on the current official exam framework. We review and update alignment whenever the official framework changes so candidates are always studying current, accurate material.
Nature of Science (Domain I)Partially covered
SMR I.0001 · Understand principles and procedures of scientific inquiry.206 questions · 24 materials · 107 cards · 5 videosCovered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of principles and procedures for designing and carrying out scientific investigations (e.g., generating and testing hypotheses). | S.Repeatability; S.Scientific Method; S.Background Research; S.Experimental Investigations; S.Non-Experimental Investigations - Field Studies; S.Scientific Lab Techniques | Covered | 70 | 6 | 29 | 2 | Covered by 6 topics (70 questions, 6 materials, 29 cards, 2 videos). |
| B. Recognize methods and criteria for collecting, measuring, organizing, analyzing, and presenting scientific data. | S.Best Chart for the Data; S.Read Scientific Publication; S.Proper Data Analysis; S.Trend Analysis of Scatterplots | Covered | 28 | 4 | 15 | 0 | Covered by 4 topics (28 questions, 4 materials, 15 cards, 0 videos). |
| C. Justify conclusions based on data analysis. | S.Proper Data Analysis; S.Trend Analysis of Scatterplots; S.Limits of Science; S.Trend Analysis in Data - Natural Systems | Covered | 15 | 4 | 14 | 0 | Covered by 4 topics (15 questions, 4 materials, 14 cards, 0 videos). |
| D. Demonstrate knowledge of safety procedures and hazards associated with physics investigations and the equipment and technology used in physics. | S.Safety Rules; S.Emergency Procedures; S.Safety Icons; S.Maintaining Equipment; S.Proper Tool Use; S.Various Tools; S.Choose Appropriate Equipment - Advanced | Covered | 56 | 7 | 52 | 1 | Covered by 7 topics (56 questions, 7 materials, 52 cards, 1 videos). |
| E. Apply appropriate mathematical procedures, including estimation, order of magnitude, statistics, and data analysis to solving problems in physics. | S.Precision vs Accuracy; S.Error In Measurements; S.Trend Analysis of Scatterplots; S.Trend Analysis in Data - Natural Systems; S.Measures of Center and Range; M.Exponential and Scientific Notation; S.Significant Figures | Covered | 52 | 7 | 22 | 2 | Covered by 7 topics (52 questions, 7 materials, 22 cards, 2 videos). |
SMR I.0002 · Understand the history of science, its connections with other sciences, and the relationships among science, technology, and society.204 questions · 19 materials · 93 cards · 1 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of the historical development of major scientific ideas, the contributions of eminent scientists, and the uses and limitations of models. | S.Key History of Science; S.Famous Experiments | Covered | 23 | 2 | 60 | 0 | Covered by 2 topics (23 questions, 2 materials, 60 cards, 0 videos). |
| B. Demonstrate knowledge of current major theories, models, and concepts in chemistry, biology, and Earth and space science. | S.Key History of Science | Covered | 18 | 1 | 60 | 0 | Covered by 1 topic (18 questions, 1 materials, 60 cards, 0 videos). |
| C. Identify unifying themes, principles, and relationships that connect physics with the different branches of the sciences. | S.Evidence, Models, and Explanation; S.Models; S.Properties of Systems; S.Change In Systems; S.Form and Function; S.Change, Constancy, and Measurements; S.Variety of Methods Across Science | Covered | 78 | 7 | 18 | 0 | Covered by 7 topics (78 questions, 7 materials, 18 cards, 0 videos). |
| D. Analyze the interrelationships between physics, technology, engineering, and society and how science and technology affect each other. | None | Coverage gap identified | 0 | 0 | 0 | 0 | No matching topic found in the study guide. |
| E. Demonstrate scientific literacy by critiquing the coverage of science in the media. | S.Ethics and Publishing; S.Decision Making | Covered | 10 | 2 | 2 | 0 | Covered by 2 topics (10 questions, 2 materials, 2 cards, 0 videos). |
| F. Analyze social, ethical, and economic issues associated with technological and scientific developments. | S.Interdisciplinary Connections; S.Decision Making; S.Careers in Science; S.Ethics; S.Ethics and Regulation; S.Healthy and Unhealthy Lifestyles; S.Human Populations Impact the Earth; S.Renewable vs Nonrenewable; S.Types of Power Sources | Covered | 103 | 9 | 14 | 1 | Covered by 9 topics (103 questions, 9 materials, 14 cards, 1 videos). |
Mechanics (Domain II)Partially covered
SMR II.0003 · Understand motion in one and two dimensions.68 questions · 7 materials · 22 cards · 2 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Use multiple representations (e.g., pictures, graphs, motion maps) to analyze the one-dimensional motion of a particle or an object. | S.Motion Terms; S.Motion Graphs | Covered | 38 | 2 | 11 | 2 | Covered by 2 topics (38 questions, 2 materials, 11 cards, 2 videos). |
| B. Solve problems involving constant acceleration. | S.Linear Motion Calculations | Partially covered | 6 | 1 | 0 | 0 | Partial coverage by 1 topic (6 questions, 1 materials, 0 cards, 0 videos); limited supporting content. |
| C. Apply properties of vectors to describe and analyze motion in two dimensions, including uniform circular motion and projectile motion. | M.Vectors and Scalars; S.Projectile Motion; S.Circular and Rotary Motion | Covered | 17 | 3 | 9 | 0 | Covered by 3 topics (17 questions, 3 materials, 9 cards, 0 videos). |
| D. Solve problems involving motion in two dimensions, including uniform circular motion and projectile motion. | S.Projectile Motion; S.Circular and Rotary Motion; S.Centripetal Force | Covered | 19 | 3 | 5 | 0 | Covered by 3 topics (19 questions, 3 materials, 5 cards, 0 videos). |
SMR II.0004 · Understand forces as interactions and their effects on motion.92 questions · 12 materials · 26 cards · 1 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Identify characteristics of Newton's laws in a variety of situations. | S.Force and Newton's Laws; S.Newton's First Law; S.Newton's Second Law; S.Newton's Third Law | Covered | 43 | 4 | 13 | 1 | Covered by 4 topics (43 questions, 4 materials, 13 cards, 1 videos). |
| B. Analyze free body diagrams. | S.Force Vectors and Diagrams | Covered | 10 | 1 | 3 | 0 | Covered by 1 topic (10 questions, 1 materials, 3 cards, 0 videos). |
| C. Use Newton's laws to solve problems involving force and motion, including problems involving gravitational, frictional, and elastic forces. | S.Gravity Advanced; S.Newton's Second Law; S.Newton's Third Law; S.Gravity; S.Newton's Laws Applied - Friction | Covered | 38 | 5 | 7 | 0 | Covered by 5 topics (38 questions, 5 materials, 7 cards, 0 videos). |
| D. Solve problems involving uniform circular motion, including satellite and planetary motion. | S.Circular and Rotary Motion; S.Gravity Applied | Covered | 8 | 2 | 0 | 0 | Covered by 2 topics (8 questions, 2 materials, 0 cards, 0 videos). |
| E. Apply Newton's laws to solve problems involving systems of particles and the statics and dynamics of fluids. | S.Fluids - Motion Laws; S.Center of Mass | Partially covered | 3 | 2 | 6 | 0 | Partial coverage by 2 topics (3 questions, 2 materials, 6 cards, 0 videos); limited supporting content. |
SMR II.0005 · Understand the conservation of energy and linear momentum.38 questions · 4 materials · 21 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Apply principles of work, potential energy, kinetic energy, and power to solve problems. | S.Conservation of Energy Calculations; S.Applications of Conservation of Energy; S.Work, Energy, Power - Calculations | Covered | 24 | 3 | 16 | 0 | Covered by 3 topics (24 questions, 3 materials, 16 cards, 0 videos). |
| B. Apply the work-energy theorem to conservative and nonconservative systems. | S.Work-energy Theorem | Partially covered | 0 | 0 | 0 | 0 | Partial coverage by 1 topic (0 questions, 0 materials, 0 cards, 0 videos); limited supporting content. |
| C. Analyze the relationships among force, impulse, and momentum. | S.Momentum | Covered | 14 | 1 | 5 | 0 | Covered by 1 topic (14 questions, 1 materials, 5 cards, 0 videos). |
| D. Solve problems involving elastic and inelastic collisions in one and two dimensions. | S.Applications of Conservation of Energy | Covered | 8 | 1 | 12 | 0 | Covered by 1 topic (8 questions, 1 materials, 12 cards, 0 videos). |
SMR II.0006 · Understand simple harmonic motion and rotational dynamics.30 questions · 6 materials · 16 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Use graphs and trigonometric functions to analyze characteristics of simple harmonic motion, such as amplitude, restoring force, frequency, and period. | S.Periodic Motion | Covered | 3 | 1 | 10 | 0 | Covered by 1 topic (3 questions, 1 materials, 10 cards, 0 videos). |
| B. Analyze the characteristics of kinetic and potential energy for an object undergoing simple harmonic motion. | S.Newton's Laws Applied - Pendulums; S.Newton's Laws Applied - Springs | Covered | 8 | 2 | 0 | 0 | Covered by 2 topics (8 questions, 2 materials, 0 cards, 0 videos). |
| C. Solve problems in rotational kinematics. | S.Circular and Rotary Motion | Partially covered | 4 | 1 | 0 | 0 | Partial coverage by 1 topic (4 questions, 1 materials, 0 cards, 0 videos); limited supporting content. |
| D. Solve static and dynamic problems involving torques and forces. | S.Torque | Partially covered | 1 | 1 | 1 | 0 | Partial coverage by 1 topic (1 questions, 1 materials, 1 cards, 0 videos); limited supporting content. |
| E. Analyze systems involving rotational energy and angular momentum. | S.Momentum | Covered | 14 | 1 | 5 | 0 | Covered by 1 topic (14 questions, 1 materials, 5 cards, 0 videos). |
Electricity and Magnetism (Domain III)Partially covered
SMR III.0007 · Understand properties of the electric field.43 questions · 6 materials · 18 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Analyze phenomena related to static electricity, such as the behavior of electroscopes, induced molecular polarization, and charging by induction. | S.Electricity and Magnetism; S.Electrical Charges; S.Electrostatic Examples | Covered | 26 | 3 | 15 | 0 | Covered by 3 topics (26 questions, 3 materials, 15 cards, 0 videos). |
| B. Describe electric forces and electric fields for various simple charge distributions. | S.Electromagnetic Forces; S.Electrostatic Forces; S.Electrostatic Fields & Potentials | Covered | 17 | 3 | 3 | 0 | Covered by 3 topics (17 questions, 3 materials, 3 cards, 0 videos). |
| C. Describe the motion of a charged particle in a constant electric field. | S.Electrostatic Fields & Potentials | Partially covered | 3 | 1 | 0 | 0 | Partial coverage by 1 topic (3 questions, 1 materials, 0 cards, 0 videos); limited supporting content. |
| D. Demonstrate knowledge of electric potential energy and potential difference. | None | Coverage gap identified | 0 | 0 | 0 | 0 | No matching topic found in the study guide. |
SMR III.0008 · Understand properties of the magnetic field and electromagnetic induction.44 questions · 8 materials · 19 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of the properties of magnets. | S.Electromagnets; S.Magnetic Materials; S.Magnetic Forces and Fields | Covered | 24 | 3 | 11 | 0 | Covered by 3 topics (24 questions, 3 materials, 11 cards, 0 videos). |
| B. Analyze the magnetic force on a moving charge in a magnetic field. | S.Calculating Magnetic Force on Charges | Partially covered | 2 | 1 | 0 | 0 | Partial coverage by 1 topic (2 questions, 1 materials, 0 cards, 0 videos); limited supporting content. |
| C. Analyze the magnetic field for a current-carrying wire loop or solenoid. | S.Electromagnets; S.Calculating Magnetic Field from Current | Covered | 10 | 2 | 6 | 0 | Covered by 2 topics (10 questions, 2 materials, 6 cards, 0 videos). |
| D. Apply Faraday's and Lenz's laws of induction to find the direction of an induced emf or current in a conducting loop. | S.Electromagnetic Induction | Partially covered | 7 | 1 | 1 | 0 | Partial coverage by 1 topic (7 questions, 1 materials, 1 cards, 0 videos); limited supporting content. |
| E. Describe the operation of devices such as electric motors, generators, and transformers | S.Types of Voltage Sources; S.Transformers | Covered | 9 | 2 | 10 | 0 | Covered by 2 topics (9 questions, 2 materials, 10 cards, 0 videos). |
SMR III.0009 · Understand properties of electric circuits.58 questions · 9 materials · 24 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of electromotive force, electric current, resistance, and Ohm's law. | S.Types of Voltage Sources; S.Resistance and Resistivity; S.Currents - DC vs AC; S.EMF; S.Ohms law; S.Current and Coulombs | Covered | 27 | 6 | 15 | 0 | Covered by 6 topics (27 questions, 6 materials, 15 cards, 0 videos). |
| B. Describe characteristics of parallel and series circuits. | S.Circuits; S.Series and Parallel | Covered | 26 | 2 | 11 | 0 | Covered by 2 topics (26 questions, 2 materials, 11 cards, 0 videos). |
| C. Solve problems using Kirchhoff's laws for circuits. | None | Coverage gap identified | 0 | 0 | 0 | 0 | No matching topic found in the study guide. |
| D. Analyze an electric circuit or component in terms of energy or power. | S.Power | Partially covered | 5 | 1 | 1 | 0 | Partial coverage by 1 topic (5 questions, 1 materials, 1 cards, 0 videos); limited supporting content. |
Waves (Domain IV)Partially covered
SMR IV.0010 · Understand the fundamental properties of waves.122 questions · 13 materials · 63 cards · 1 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of the characteristics and types of waves. | S.Properties of Waves; S.Sound; S.Light | Covered | 57 | 3 | 26 | 1 | Covered by 3 topics (57 questions, 3 materials, 26 cards, 1 videos). |
| B. Demonstrate knowledge of wave propagation and how waves transfer energy and momentum. | S.Properties of Waves | Covered | 18 | 1 | 13 | 1 | Covered by 1 topic (18 questions, 1 materials, 13 cards, 1 videos). |
| C. Describe factors that affect the speed of a wave in different media. | None | Coverage gap identified | 0 | 0 | 0 | 0 | No matching topic found in the study guide. |
| D. Solve problems involving wave speed, frequency, and wavelength. | S.Properties of Waves | Covered | 18 | 1 | 13 | 1 | Covered by 1 topic (18 questions, 1 materials, 13 cards, 1 videos). |
| E. Analyze the reflection, refraction, and polarization of waves. | S.Reflection and Refraction; S.Refraction Indexes; S.Fiber Optics; S.Interference, scattering, and polarization | Covered | 30 | 4 | 18 | 0 | Covered by 4 topics (30 questions, 4 materials, 18 cards, 0 videos). |
| F. Apply the superposition principle to analyze wave phenomena. | S.Interference, scattering, and polarization; S.Light Interference Patterns | Covered | 9 | 2 | 18 | 0 | Covered by 2 topics (9 questions, 2 materials, 18 cards, 0 videos). |
| G. Demonstrate knowledge of the Doppler effect. | S.Doppler Effect | Covered | 11 | 1 | 1 | 0 | Covered by 1 topic (11 questions, 1 materials, 1 cards, 0 videos). |
| H. Demonstrate knowledge of the relationships between a sound wave and the human perception of sound. | S.Sound | Covered | 32 | 1 | 9 | 0 | Covered by 1 topic (32 questions, 1 materials, 9 cards, 0 videos). |
| I. Solve problems involving standing waves, resonance, and sounds produced by waves on a string or in a pipe, given various boundary conditions. | S.Resonance; S.Applications of Waves - Harmonics; S.Applications of Waves - Harmonics Calculations | Covered | 18 | 3 | 11 | 0 | Covered by 3 topics (18 questions, 3 materials, 11 cards, 0 videos). |
| J. Solve problems involving the intensity of sound and the decibel scale. | M.Logarithmic Phenomena | Partially covered | 4 | 1 | 2 | 0 | Partial coverage by 1 topic (4 questions, 1 materials, 2 cards, 0 videos); limited supporting content. |
SMR IV.0011 · Understand the characteristics of light and electromagnetic radiation.56 questions · 12 materials · 54 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of the electromagnetic spectrum and the production and transmission of electromagnetic waves. | S.Electromagnetic Spectrum; S.Electromagnetic Waves | Covered | 11 | 2 | 2 | 0 | Covered by 2 topics (11 questions, 2 materials, 2 cards, 0 videos). |
| B. Apply the ray model of light and the thin lens equation to analyze characteristics of lenses and mirrors. | S.Mirrors; S.Lenses | Covered | 11 | 2 | 11 | 0 | Covered by 2 topics (11 questions, 2 materials, 11 cards, 0 videos). |
| C. Solve problems using Snell's law in various situations. | S.Refraction Indexes - Snells Law Calculations | Partially covered | 0 | 1 | 2 | 0 | Partial coverage by 1 topic (0 questions, 1 materials, 2 cards, 0 videos); limited supporting content. |
| D. Apply the wave model of light to describe phenomena such as interference, dispersion, diffraction, and polarization. | S.Interference, scattering, and polarization; S.Diffraction and Dispersion | Covered | 10 | 2 | 14 | 0 | Covered by 2 topics (10 questions, 2 materials, 14 cards, 0 videos). |
| E. Apply properties of light to describe the operation of optical devices such as filters, magnifying devices, and diffraction gratings. | S.Light Interference Patterns; S.Absorption and Transmission; S.Applications of Waves - Optical Technologies | Covered | 13 | 3 | 16 | 0 | Covered by 3 topics (13 questions, 3 materials, 16 cards, 0 videos). |
| F. Describe various phenomena (e.g., electron transitions, atomic spectra, operation of a laser) using the photon model of light. | S.Dual Nature of Light; S.Light Spectra | Covered | 11 | 2 | 12 | 0 | Covered by 2 topics (11 questions, 2 materials, 12 cards, 0 videos). |
Modern Physics (Domain V)Partially covered
SMR V.0012 · Understand thermal energy and the kinetic theory of matter.84 questions · 10 materials · 39 cards · 1 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of the concepts of thermal energy and temperature. | S.Heat vs Temperature | Covered | 11 | 1 | 3 | 0 | Covered by 1 topic (11 questions, 1 materials, 3 cards, 0 videos). |
| B. Solve problems involving thermal expansion, specific heat, phase changes, and the first law of thermodynamics. | S.Laws of Thermodynamics; S.Thermal Expansion | Covered | 12 | 2 | 9 | 0 | Covered by 2 topics (12 questions, 2 materials, 9 cards, 0 videos). |
| C. Demonstrate knowledge of the kinetic theory of matter. | S.Kinetic Molecular Theory of Matter | Partially covered | 5 | 1 | 2 | 0 | Partial coverage by 1 topic (5 questions, 1 materials, 2 cards, 0 videos); limited supporting content. |
| D. Demonstrate knowledge of energy conversions, efficiency, heat transfer, and heat engines. | S.Types of Energy; S.Types of Energy Transfers By Humans; S.Types of Energy Transfers in Ecology; S.Types of Energy Transfers in Space; S.Efficiency | Covered | 50 | 5 | 26 | 1 | Covered by 5 topics (50 questions, 5 materials, 26 cards, 1 videos). |
| E. Demonstrate knowledge of the second law of thermodynamics, including entropy. | S.Laws of Thermodynamics; S.Entropy | Covered | 14 | 2 | 9 | 0 | Covered by 2 topics (14 questions, 2 materials, 9 cards, 0 videos). |
SMR V.0013 · Understand fundamental ideas of modern physics.59 questions · 10 materials · 80 cards · 1 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of the significance of the work of scientists such as Curie, Rutherford, and Planck in the development of modern physics. | S.Key History of Science; S.Famous Experiments; S.Diversity in Science History; S.Periodic Table - History of Development | Covered | 32 | 4 | 60 | 0 | Covered by 4 topics (32 questions, 4 materials, 60 cards, 0 videos). |
| B. Analyze the Bohr model of the atom. | S.Atomic Models; S.Atoms and Molecules | Covered | 13 | 2 | 9 | 1 | Covered by 2 topics (13 questions, 2 materials, 9 cards, 1 videos). |
| C. Demonstrate knowledge of the basic principles of quantum mechanics, such as wave-particle duality and the uncertainty principle. | S.Dual Nature of Light; S.Quantum Applications; S.Uncertainty Principle | Covered | 11 | 3 | 12 | 0 | Covered by 3 topics (11 questions, 3 materials, 12 cards, 0 videos). |
| D. Demonstrate knowledge of the basic principles of special relativity. | S.Special Relativity | Partially covered | 3 | 1 | 0 | 0 | Partial coverage by 1 topic (3 questions, 1 materials, 0 cards, 0 videos); limited supporting content. |
SMR V.0014 · Understand the fundamental principles of nuclear physics.47 questions · 7 materials · 14 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of the structure of the nucleus, including the forces that hold it together. | S.Stable/Unstable Isotopes | Partially covered | 4 | 1 | 4 | 0 | Partial coverage by 1 topic (4 questions, 1 materials, 4 cards, 0 videos); limited supporting content. |
| B. Apply knowledge of radioactive decay processes and the concept of the half-life to analyze and solve problems. | S.Radioactivity; S.Half-life Calculations; S.Applications of Radioactivity | Covered | 29 | 3 | 8 | 0 | Covered by 3 topics (29 questions, 3 materials, 8 cards, 0 videos). |
| C. Demonstrate knowledge of the processes of nuclear fission and nuclear fusion. | S.Fission; S.Fusion | Partially covered | 6 | 2 | 2 | 0 | Partial coverage by 2 topics (6 questions, 2 materials, 2 cards, 0 videos); limited supporting content. |
| D. Apply the principles of conservation of charge and mass-energy to analyze nuclear reactions. | S.Balancing Nuclear Equations | Covered | 8 | 1 | 4 | 0 | Covered by 1 topic (8 questions, 1 materials, 4 cards, 0 videos). |
Matter and Atomic Structure (Domain VI)Covered
SMR VI.0015 · Understand the properties of matter.86 questions · 8 materials · 54 cards · 1 videosCovered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Analyze the characteristics of elements, compounds, and mixtures. | S.Elements and Compounds | Covered | 10 | 1 | 3 | 0 | Covered by 1 topic (10 questions, 1 materials, 3 cards, 0 videos). |
| B. Apply methods used to determine the chemical and physical properties of unknown substances. | S.Physical Properties; S.Chemical Properties; S.Applications of Physical and Chemical Properties | Covered | 27 | 3 | 40 | 0 | Covered by 3 topics (27 questions, 3 materials, 40 cards, 0 videos). |
| C. Analyze physical, chemical, and nuclear changes in matter. | S.Chemical vs Physical Changes; S.Conservation of Matter and Energy | Covered | 30 | 2 | 6 | 1 | Covered by 2 topics (30 questions, 2 materials, 6 cards, 1 videos). |
| D. Demonstrate knowledge of the characteristics of radioactive materials. | S.Radioactivity; S.Applications of Radioactivity | Covered | 19 | 2 | 8 | 0 | Covered by 2 topics (19 questions, 2 materials, 8 cards, 0 videos). |
SMR VI.0016 · Understand atomic theory and the periodic table.76 questions · 8 materials · 46 cards · 2 videosCovered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Analyze various historical and contemporary models of atomic structure and the supporting evidence for these models. | S.Atomic Models | Covered | 6 | 1 | 5 | 1 | Covered by 1 topic (6 questions, 1 materials, 5 cards, 1 videos). |
| B. Demonstrate knowledge of the properties of and interactions between electrons, protons, and neutrons; and the relationships among energy levels, photons, and atomic spectra. | S.Parts of an Atom | Covered | 11 | 1 | 7 | 1 | Covered by 1 topic (11 questions, 1 materials, 7 cards, 1 videos). |
| C. Demonstrate the ability to analyze electron configurations, orbital notations (or diagrams), and Lewis (or electron) dot symbols. | S.Electron Arrangements; S.Molecular Orbital Theory - Bond Order; S.Lewis Dot Structure | Covered | 20 | 3 | 11 | 0 | Covered by 3 topics (20 questions, 3 materials, 11 cards, 0 videos). |
| D. Demonstrate knowledge of the organization of the periodic table and its usefulness in predicting the physical and chemical properties and relative reactivity of given elements. | S.Periodic Table; S.Periodic Table and Physical Properties; S.Periodic Table and Chemical Properties | Covered | 39 | 3 | 24 | 0 | Covered by 3 topics (39 questions, 3 materials, 24 cards, 0 videos). |
SMR VI.0017 · Understand the kinetic molecular theory, the nature of phase changes, and the gas laws.82 questions · 9 materials · 27 cards · 2 videosCovered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of the basic principles of the kinetic molecular theory and the distinguishing characteristics of the four states of matter. | S.States of Matter; S.Phase Changes; S.Kinetic Molecular Theory of Matter; S.Plasma | Covered | 42 | 4 | 14 | 2 | Covered by 4 topics (42 questions, 4 materials, 14 cards, 2 videos). |
| B. Analyze heating and cooling curves and phase diagrams. | S.Phase Diagrams | Covered | 6 | 1 | 7 | 0 | Covered by 1 topic (6 questions, 1 materials, 7 cards, 0 videos). |
| C. Demonstrate knowledge of the relationships among volume, temperature, and pressure in gases. | S.Gas Laws; S.Kinetic Molecular Theory and Gas Laws; S.Stoichiometry of Gasses | Covered | 30 | 3 | 6 | 0 | Covered by 3 topics (30 questions, 3 materials, 6 cards, 0 videos). |
| D. Solve problems involving the gas laws. | S.Gas Laws; S.Stoichiometry of Gasses; S.Partial Pressures | Covered | 25 | 3 | 7 | 0 | Covered by 3 topics (25 questions, 3 materials, 7 cards, 0 videos). |
Energy and Chemical Bonding (Domain VII)Partially covered
SMR VII.0018 · Understand the principles of thermodynamics and calorimetry.34 questions · 5 materials · 14 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Analyze the three laws of thermodynamics and their applications to chemical and biochemical systems. | S.Laws of Thermodynamics | Covered | 8 | 1 | 9 | 0 | Covered by 1 topic (8 questions, 1 materials, 9 cards, 0 videos). |
| B. Predict the spontaneity of given chemical reactions. | S.Entropy | Partially covered | 6 | 1 | 1 | 0 | Partial coverage by 1 topic (6 questions, 1 materials, 1 cards, 0 videos); limited supporting content. |
| C. Differentiate among forms of energy and between heat and temperature. | S.Heat vs Temperature | Covered | 11 | 1 | 3 | 0 | Covered by 1 topic (11 questions, 1 materials, 3 cards, 0 videos). |
| D. Analyze the results of calorimetry experiments. | S.Calculations with Specific Heat; S.Calorimetry and System Energy | Covered | 9 | 2 | 3 | 0 | Covered by 2 topics (9 questions, 2 materials, 3 cards, 0 videos). |
SMR VII.0019 · Understand energy relationships in chemical bonding, chemical reactions, and physical processes.18 questions · 4 materials · 15 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Analyze energy changes due to the formation or breaking of chemical bonds. | S.Enthalpy - Applications to Photosynthesis and Respiration | Partially covered | 1 | 0 | 1 | 0 | Partial coverage by 1 topic (1 questions, 0 materials, 1 cards, 0 videos); limited supporting content. |
| B. Analyze energy changes during chemical reactions, including the analysis of enthalpy diagrams. | S.Enthalpy; S.Enthalpy - Hess's Law | Covered | 13 | 2 | 11 | 0 | Covered by 2 topics (13 questions, 2 materials, 11 cards, 0 videos). |
| C. Analyze energy changes involved in phase transitions, dissolving solutes in solvents, and diluting solutions | S.Energy Changes - Dissolutions; S.Energy Changes - Dilutions | Partially covered | 4 | 2 | 3 | 0 | Partial coverage by 2 topics (4 questions, 2 materials, 3 cards, 0 videos); limited supporting content. |
SMR VII.0020 · Understand the nomenclature and structure of inorganic and organic compounds.78 questions · 8 materials · 38 cards · 1 videosCovered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Apply the International Union of Pure and Applied Chemistry (IUPAC) rules of nomenclature. | S.Naming Basic Chemicals; S.Nomenclature | Covered | 21 | 2 | 2 | 0 | Covered by 2 topics (21 questions, 2 materials, 2 cards, 0 videos). |
| B. Analyze the characteristics of inorganic structures, including ionic solids, network solids, and metallic solids. | S.Molecular Structure of Materials Affecting Physical Properties | Covered | 6 | 1 | 19 | 0 | Covered by 1 topic (6 questions, 1 materials, 19 cards, 0 videos). |
| C. Predict the geometry of molecules and polyatomic ions. | S.Molecular orbital theory - Shapes; S.Molecular Geometry | Covered | 12 | 2 | 9 | 0 | Covered by 2 topics (12 questions, 2 materials, 9 cards, 0 videos). |
| D. Analyze the chemical composition and basic structure of organic compounds. | S.Macromolecules; S.Functional Groups | Covered | 21 | 2 | 8 | 1 | Covered by 2 topics (21 questions, 2 materials, 8 cards, 1 videos). |
| E. Recognize the characteristics of structural, geometric, and optical isomers. | S.Types of Bonds | Covered | 18 | 1 | 8 | 0 | Covered by 1 topic (18 questions, 1 materials, 8 cards, 0 videos). |
SMR VII.0021 · Understand chemical bonding and intermolecular forces and their effect on the properties of substances.49 questions · 6 materials · 22 cards · 0 videosCovered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Compare the characteristics of types of chemical bonds. | S.Types of Bonds; S.Hydrogen Bonds; S.Molecular Bonding - Polarity | Covered | 30 | 3 | 11 | 0 | Covered by 3 topics (30 questions, 3 materials, 11 cards, 0 videos). |
| B. Analyze chemical bonding in terms of electron behavior and the factors that affect bond strength. | S.Single, Double, Triple Bonds; S.Bond Energy | Covered | 12 | 2 | 6 | 0 | Covered by 2 topics (12 questions, 2 materials, 6 cards, 0 videos). |
| C. Analyze the characteristics of various types of intermolecular forces and the forces between molecules of a given structure. | S.Intermolecular and Intramolecular Forces | Covered | 7 | 1 | 9 | 0 | Covered by 1 topic (7 questions, 1 materials, 9 cards, 0 videos). |
| D. Relate the properties of substances to their atomic bonds and intermolecular forces. | S.Intermolecular and Intramolecular Forces | Covered | 7 | 1 | 9 | 0 | Covered by 1 topic (7 questions, 1 materials, 9 cards, 0 videos). |
Chemical Reactions (Domain VIII)Partially covered
SMR VIII.0022 · Understand the nature of chemical reactions.66 questions · 9 materials · 54 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Analyze different types of chemical reactions. | S.Types of Reactions; S.Chemical Equations; S.Chemical Reactions in Real Life | Covered | 23 | 3 | 36 | 0 | Covered by 3 topics (23 questions, 3 materials, 36 cards, 0 videos). |
| B. Predict the outcomes of chemical reactions. | S.Precipitation Reactions; S.Spontaneity | Covered | 13 | 2 | 10 | 0 | Covered by 2 topics (13 questions, 2 materials, 10 cards, 0 videos). |
| C. Demonstrate knowledge of collision theory and factors that influence reaction rates. | S.Kinetic Molecular Theory of Matter; S.Gas Laws; S.Reaction Rates | Covered | 24 | 3 | 7 | 0 | Covered by 3 topics (24 questions, 3 materials, 7 cards, 0 videos). |
| D. Analyze rate problems and experimental rate data. | S.Reaction Rates - Rate Law | Partially covered | 6 | 1 | 3 | 0 | Partial coverage by 1 topic (6 questions, 1 materials, 3 cards, 0 videos); limited supporting content. |
SMR VIII.0023 · Understand the principles of chemical equilibrium.27 questions · 4 materials · 9 cards · 0 videosCovered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of the concept of chemical equilibrium and the factors that influence chemical equilibrium. | S.Enzymes; S.Equilibrium | Covered | 13 | 2 | 7 | 0 | Covered by 2 topics (13 questions, 2 materials, 7 cards, 0 videos). |
| B. Apply Le Châtelier's principle to chemical systems. | S.Equilibrium; S.Equilibrium and Gasses | Covered | 13 | 2 | 7 | 0 | Covered by 2 topics (13 questions, 2 materials, 7 cards, 0 videos). |
| C. Solve problems involving equilibrium constants. | S.Calculating Equilibrium Constants | Covered | 8 | 1 | 1 | 0 | Covered by 1 topic (8 questions, 1 materials, 1 cards, 0 videos). |
SMR VIII.0024 · Understand acid-base chemistry.69 questions · 8 materials · 24 cards · 1 videosCovered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Analyze acids and bases according to how they behave and how they are defined. | S.pH; S.Acid/Base Classifications | Covered | 28 | 2 | 10 | 1 | Covered by 2 topics (28 questions, 2 materials, 10 cards, 1 videos). |
| B. Determine the hydronium ion concentration, hydroxide ion concentration, pH, and pOH for acid, base, and salt solutions. | S.pH and Ion Concentrations | Covered | 8 | 1 | 0 | 0 | Covered by 1 topic (8 questions, 1 materials, 0 cards, 0 videos). |
| C. Demonstrate knowledge of the relationship between molecular structure and acid strength and the relative strengths of acids and bases. | S.pH and Ka values | Covered | 9 | 1 | 2 | 0 | Covered by 1 topic (9 questions, 1 materials, 2 cards, 0 videos). |
| D. Analyze buffer solutions qualitatively and quantitatively. | S.Buffers | Covered | 8 | 1 | 2 | 0 | Covered by 1 topic (8 questions, 1 materials, 2 cards, 0 videos). |
| E. Demonstrate knowledge of the principles and applications of acid-base titrations. | S.Acid/Base Titrations; S.pH to Molarity; S.Neutralization | Covered | 16 | 3 | 10 | 0 | Covered by 3 topics (16 questions, 3 materials, 10 cards, 0 videos). |
SMR VIII.0025 · Understand oxidation-reduction reactions and electrochemistry.36 questions · 4 materials · 16 cards · 0 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of oxidation, reduction, oxidation numbers, and the balancing of oxidation-reduction equations. | S.Oxidation Number Examples; S.Redox Reactions | Covered | 18 | 2 | 2 | 0 | Covered by 2 topics (18 questions, 2 materials, 2 cards, 0 videos). |
| B. Analyze the components and operating principles of electrochemical cells and electrolytic cells. | S.Electrolytes | Covered | 11 | 1 | 10 | 0 | Covered by 1 topic (11 questions, 1 materials, 10 cards, 0 videos). |
| C. Solve problems involving electrochemical cells. | None | Coverage gap identified | 0 | 0 | 0 | 0 | No matching topic found in the study guide. |
| D. Demonstrate knowledge of the applications of electrochemistry. | S.Redox Reactions - Applications | Covered | 7 | 1 | 5 | 0 | Covered by 1 topic (7 questions, 1 materials, 5 cards, 0 videos). |
Stoichiometry and Solutions (Domain IX)Partially covered
SMR IX.0026 · Understand the mole concept.26 questions · 4 materials · 9 cards · 0 videosCovered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of the mole concept and its use in chemical calculations. | S.Stoichiometry | Covered | 10 | 1 | 2 | 0 | Covered by 1 topic (10 questions, 1 materials, 2 cards, 0 videos). |
| B. Solve problems involving molar mass, percent-composition, and empirical and molecular formulas. | S.Molarity; S.Percent Composition; S.Molality and Normality | Covered | 16 | 3 | 7 | 0 | Covered by 3 topics (16 questions, 3 materials, 7 cards, 0 videos). |
SMR IX.0027 · Understand stoichiometry.22 questions · 2 materials · 3 cards · 0 videosCovered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate the ability to interpret chemical notation, balance chemical equations, and recognize net ionic equations. | S.Balancing Chemical Reactions | Covered | 14 | 1 | 1 | 0 | Covered by 1 topic (14 questions, 1 materials, 1 cards, 0 videos). |
| B. Solve stoichiometric problems involving moles, mass, volume, and energy, including limiting reactant and percent yield. | S.Stoichiometry - Limiting Reagents and Reaction Yield | Covered | 8 | 1 | 2 | 0 | Covered by 1 topic (8 questions, 1 materials, 2 cards, 0 videos). |
SMR IX.0028 · Understand the properties of solutions and colloidal suspensions.47 questions · 6 materials · 31 cards · 1 videosPartially covered
| Official competency | Matching 240 topics | Alignment | Qs | Mats | Cards | Vids | Notes |
|---|---|---|---|---|---|---|---|
| A. Demonstrate knowledge of different types of solutions, colloids, and suspensions. | S.Mixtures and Solutions; S.Colloids and Suspensions; S.Types of Solutions | Covered | 25 | 3 | 15 | 1 | Covered by 3 topics (25 questions, 3 materials, 15 cards, 1 videos). |
| B. Solve problems involving concentrations of solutions. | S.Percent Solutions | Partially covered | 5 | 1 | 5 | 0 | Partial coverage by 1 topic (5 questions, 1 materials, 5 cards, 0 videos); limited supporting content. |
| C. Analyze factors that affect solubility and solubility curves. | S.Solubility; S.Solubility for Gases | Covered | 12 | 1 | 4 | 0 | Covered by 2 topics (12 questions, 1 materials, 4 cards, 0 videos). |
| D. Analyze the colligative properties of solutions. | S.Colligative Properties of Solutions | Covered | 5 | 1 | 12 | 0 | Covered by 1 topic (5 questions, 1 materials, 12 cards, 0 videos). |
How 240 Creates The TX PACT: Physical Science: Grades 6-12 (737) Study Guide
Every 240 study guide starts with the official exam framework. From there, we organize lessons, practice, and study tools around the categories the exam uses to measure candidate knowledge.
Review the official exam framework
We begin with the standards, domains, competencies, objectives, or content categories published by the testing authority.
Map the tested categories
We map every major area the exam is designed to cover so the guide reflects the real structure of the test.
Build lessons around tested content
We create study materials to support the official blueprint, not broad filler content.
Cross-check practice against exam expectations
We review practice content against the framework and real exam patterns so preparation stays targeted.
Review and update as standards change
When official frameworks change, we review guides and update alignment as needed.
Reviewed by subject-matter experts and maintained to reflect current standards.
Why 240 Is Better Than Other Generic Study Guides
Not all study guides are built the same way. Here is what separates a test-aligned guide from a generic one — and why it matters when you are preparing for the TX PACT: Physical Science: Grades 6-12.
Generic prep
- Covers broad subject areas without structure
- No clear connection to the official exam framework
- Practice questions may not reflect the real test format
- May not update when official standards change
- Can be helpful for quick, broad review
240 test-aligned TX-PACT 737 prep
- Every lesson maps to an official domain or competency
- Built directly from the official exam framework
- Practice questions aligned to what the exam actually measures
- A clear study path by tested category
- Study smarter and enter test day more prepared
FAQs About the TX PACT: Physical Science: Grades 6-12 Study Guide
The questions teacher candidates ask us most often about the TX PACT: Physical Science: Grades 6-12 study guide.
Is 240 a good study guide for TX PACT: Physical Science: Grades 6-12?
240 is a strong option because the guide is built around the official exam framework and shows detailed alignment by SMR and competency.
How closely does 240 align to the TX-PACT 737 exam?
This guide is 88% aligned based on a competency-by-competency review of the official framework and the study resources included in the guide.
Does 240 cover every competency?
This page shows coverage transparently across covered, partially covered, and identified gaps so candidates can see exactly how the guide maps to the exam.
What does “partially covered” mean?
Partially covered means the guide addresses the core parts of a competency, but some depth or subtopics may still be limited.