Grade 4 · Science · On Level
Free Science Review worksheet - version 11
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-1JUS47J-102C
1.Which blood cells fight infection?
2.What type of boundary forms when plates move apart?
3.What is density?
4.What does conservation of energy mean?
5.What evidence shows a chemical reaction occurred?
6.How do greenhouse gases warm Earth?
7.What is the difference between weather and climate?
8.Which layer of Earth is liquid iron and nickel?
9.State Newton's third-law force pair when swimming.
10.What transfers traits from parents to offspring?
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
- Which blood cells fight infection?White blood cells
- What type of boundary forms when plates move apart?Divergent boundary
- What is density?Mass per unit volume
- What does conservation of energy mean?Energy changes form but is not created or destroyed
- 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 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
- State Newton's third-law force pair when swimming.Push water back; water pushes swimmer forward
- What transfers traits from parents to offspring?Genes
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.