Grade 3 · Science

Grade 3 Science questions and answers

Plants, weather, matter, body systems, and space — in °F. Written in American English for students, parents, and teachers in the United States.

Full Science quiz All Grade 3 subjects

Topics

Life cycles

Butterflies, frogs, and plants.

 Earth science

Rocks, soil, and water.

Practice quiz

Question and answer list

Open a card to see the answer. These are original practice items for US elementary students — not a state test copy.

1. A frog’s young that lives in water is a

Answer: tadpole

2. A butterfly’s resting stage is a

Answer: chrysalis / pupa

3. Plants grow from

Answer: seeds (often)

4. Adult frogs can live

Answer: on land and in water

5. A life cycle shows

Answer: stages of growing up

6. Chicks hatch from

Answer: eggs

7. Sunflowers turn toward the

Answer: sun

8. Metamorphosis means

Answer: a big body change

9. Soil helps plants

Answer: grow

10. Rocks can be broken into

Answer: smaller pieces / soil bits

11. The Grand Canyon was carved mostly by

Answer: the Colorado River

12. Fresh water we drink often comes from

Answer: rivers, lakes, or wells

13. Erosion moves

Answer: rock and soil

14. A mountain is

Answer: high land

15. Earth’s surface includes

Answer: land and water

16. Recycling paper can

Answer: save trees

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