

Grade 4 · Science · On Level
Free Science Review worksheet - version 10
Grade 4 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 4 · On-level practice · 10 questions · Version PG-1JKSIIK-102C
What does conservation of energy mean?
State Newton's third-law force pair when swimming.
What type of boundary forms when plates move apart?
What transfers traits from parents to offspring?
What evidence shows a chemical reaction occurred?
How do greenhouse gases warm Earth?
What is density?
What is the role of chlorophyll?
What is the difference between weather and climate?
Which layer of Earth is liquid iron and nickel?
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 10
- What does conservation of energy mean?Energy changes form but is not created or destroyed
- State Newton's third-law force pair when swimming.Push water back; water pushes swimmer forward
- What type of boundary forms when plates move apart?Divergent boundary
- What transfers traits from parents to offspring?Genes
- What evidence shows a chemical reaction occurred?New substances form
- How do greenhouse gases warm Earth?They absorb and re-emit infrared energy
- What is density?Mass per unit volume
- What is the role of chlorophyll?Absorb light for photosynthesis
- What is the difference between weather and climate?Weather is short-term; climate is long-term patterns
- Which layer of Earth is liquid iron and nickel?Outer core
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.