1. Earth and Its Resources Hassler Elementary 2 nd Grade Science Unit 5

2. Meghan has these rocks. How should she describe these rocks? A. They are many different colors. B. They are all light in color. C. They are all dark in color.

3. How would you describe the texture of this rock? A. It is bumpy. B. It is soft. C. It is smooth.

4. What are these people standing next to? A. A pebble B. Sand C. A boulder

5. Which property do these rocks share? A. Size B. Shape C. Mass

6. What is one difference between the rocks? A. Size B. Shape C. Color

7. Rocks are things from nature that people can use to build walls and houses. What are rocks an example of? A. Something made from plants B. A natural resource C. A human-made resource

8. How are soil, water, rocks, and plants alike? A. They are used for food. B. They are natural resources. C. They are human-made resources.

9. Which natural resource is used to make wood? A. Rocks B. Water C. Plants

10. What do the pictures below show? A. Two things made from plants B. Two natural resources C. One natural resource and one thing made from plants

11. Which describes fresh water? A. Fresh water is found in oceans. B. Fresh water is found in seas. C. Most living things need fresh water to live.

12. Which holds most of the Earth’s fresh water? A. glaciers B. oceans C. ponds

13. Which of these is something humans make from natural resources? A. walnuts B. peanuts C. peanut butter

14. Old paper is used to make new paper. What is this an example of? A. disposing B. recycling C. reusing

15. Chloe turned off the lights in her room when she left for school. What is this an example of? A. conserving resources B. recycling resources C. reusing resources

16. Why is composting a good way to dispose of fruit peelings? A.It reduces the amount of food used. B. It uses the peelings to improve the soil. C. It recycles the peelings into new food.

17. What kind of materials can be composted? A. plastic B. nylon C. plants

18. Which of these is a human-made resource? A. plastic B. rocks C. water

19. How would scientists classify plants and animals? A. As natural resources B. As materials C. As human-made resources