Grade 8 Science STAAR® Practice

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Matter and Energy 28%
Force, Motion and Energy 16%
Earth and Space 28%
Organisms and Environments 28%
Also includes:
  • Scientific Investigation and Reasoning Skills
  • Questions 2,772
  • Vocabulary Terms 438
  • Performance Tasks 240
  • Instructional Videos 115

Test Standards

Matter and Energy
1. (8.5A)  Atom Structure
2. (8.5B)  Protons & Valence Electrons
3. (8.5C)  Periodic Table Arrangement
4. (8.5D)  Chemical Formulas
5. (8.5E)  Chemical Reaction Evidence
6. (7.5B)  Energy Flow
7. (7.6A)  Physical and Chemical Changes
8. (6.6A)  Metals and Nonmetals
9. (6.6B)  Density
Force, Motion and Energy
1. (8.6A)  Unbalanced Forces
2. (8.6B)  Speed, Velocity, & Acceleration
3. (8.6C)  Law of Inertia
4. (6.8A)  Potential and Kinetic
5. (6.8C)  Calculate Average Speed
6. (6.8D)  Measure Motion Changes
7. (6.9C)  Demonstrate Energy Transformations
Earth and Space
1. (8.7A)  Earth Rotation
2. (8.7B)  Lunar Cycle Events
3. (8.7C)  Ocean Tides
4. (8.8A)  Universe Components
5. (8.8B)  Medium-Sized Star
6. (8.8C)  Electromagnetic Spectrum
7. (8.9B)  Relate Plate Tectonics
8. (8.9A)  Plate Tectonic Theory
9. (8.9C)  Interpret Topographic Maps
10. (8.10A)  Convection
11. (8.10B)  Weather
12. (8.10C)  Oceans Role
13. (7.8C)  Human Activity Affects Water
14. (6.11B)  Gravity
Organisms and Environments
1. (8.11A)  Biotic & Abiotic Factors
2. (8.11B)  Environmental Changes
3. (8.11C)  Ocean Systems
4. (7.10B)  Biodiversity sustains ecosystem
5. (7.10C)  Ecological role
6. (7.11A)  Examine Organisms
7. (7.11C)  Genetic Trait Changes
8. (7.12B)  Human Organism Functions
9. (7.12D)  Cell Organelles
10. (7.12F)  Cell Theory
11. (7.14B)  Uniform or Diverse Offspring
12. (7.14C)  Inherited Traits
13. (6.12D)  Organism Characteristics
Scientific Investigation and Reasoning Skills
1. (8.1A/4B)  Safety
2. (8.1B)  Appropriate Use of Resources
3. (8.2A)  Comparative and Descriptive Investigations
4. (8.2B)  Experimental Investigations
5. (8.2C)  Data
6. (8.2D)  Tables and Graphs
7. (8.2E)  Conclusions
8. (8.3A)  Critical Thinking
9. (8.3B)  Models
10. (8.3C)  Pros and Cons of Models
11. (8.3D)  History of Science
12. (8.4A)  Appropriate Tools