

Grade 2 · Science · On Level
Free Science Review worksheet - version 14
Grade 2 science review matched to the learner's current level. This printable version includes 10 grade-appropriate questions and a separate answer sheet.
Science Review
Grade 2 · On-level practice · 10 questions · Version PG-1BFOL1E-L6W9
What causes sound?
Which planet is known for its rings?
Which gas do humans breathe in for respiration?
Why do shadows change during the day?
What is an animal that eats plants called?
What is a food chain's first energy source?
What type of energy is stored in food?
Which organ pumps blood?
Which simple machine is a ramp?
What causes day and night?
Answers and teaching notes
Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.
Show answers for version 14
- What causes sound?Vibrations
- Which planet is known for its rings?Saturn
- Which gas do humans breathe in for respiration?Oxygen
- Why do shadows change during the day?The Sun's apparent position changes
- What is an animal that eats plants called?Herbivore
- What is a food chain's first energy source?The Sun
- What type of energy is stored in food?Chemical energy
- Which organ pumps blood?The heart
- Which simple machine is a ramp?Inclined plane
- What causes day and night?Earth's rotation
Worked example
Connect the question to an observable process or scientific model.
Common mistake
Selecting a familiar term without checking its meaning.
Helpful hint
Explain why your answer makes sense.