PencilGoPencilGo

Science Review

Grade 4 · Building confidence · 10 questions · Version PG-3ME00P-1RT1

Children investigate a leaf and a frog with a caregiver beside a pond.
1.

What is water vapor changing to liquid called?

2.

Which simple machine is a ramp?

3.

What is an animal that eats plants called?

4.

Why do shadows change during the day?

5.

What type of energy is stored in food?

6.

What is the freezing point of water in Celsius?

7.

What process lets plants make food using light?

8.

Which organ pumps blood?

9.

What is a food chain's first energy source?

10.

What role does a mushroom often have in an ecosystem?

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 11
  1. What is water vapor changing to liquid called?Condensation
  2. Which simple machine is a ramp?Inclined plane
  3. What is an animal that eats plants called?Herbivore
  4. Why do shadows change during the day?The Sun's apparent position changes
  5. What type of energy is stored in food?Chemical energy
  6. What is the freezing point of water in Celsius?0°C
  7. What process lets plants make food using light?Photosynthesis
  8. Which organ pumps blood?The heart
  9. What is a food chain's first energy source?The Sun
  10. What role does a mushroom often have in an ecosystem?Decomposer

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.