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Science Review

Grade 5 · Building confidence · 10 questions · Version PG-1MN782C-1K6R

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

What transfers traits from parents to offspring?

2.

How do greenhouse gases warm Earth?

3.

What evidence shows a chemical reaction occurred?

4.

What does conservation of energy mean?

5.

Why are food webs more realistic than single food chains?

6.

Which blood cells fight infection?

7.

What type of boundary forms when plates move apart?

8.

What is density?

9.

What is the pH of a neutral solution?

10.

What is the difference between weather and climate?

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 20
  1. What transfers traits from parents to offspring?Genes
  2. How do greenhouse gases warm Earth?They absorb and re-emit infrared energy
  3. What evidence shows a chemical reaction occurred?New substances form
  4. What does conservation of energy mean?Energy changes form but is not created or destroyed
  5. Why are food webs more realistic than single food chains?Organisms have multiple food sources and predators
  6. Which blood cells fight infection?White blood cells
  7. What type of boundary forms when plates move apart?Divergent boundary
  8. What is density?Mass per unit volume
  9. What is the pH of a neutral solution?7
  10. What is the difference between weather and climate?Weather is short-term; climate is long-term patterns

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.