1. Earth has both land and water on its surface.
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Sci – Ch 8
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2. Which activity helps remove impurities from water?
3. Match the items with their categories.
4. Land and water together make Earth’s surface.
5. Ice melts to form water.
6. Which natural resource is used for drinking?
7. Which resource comes from Earth naturally?
8. Clean water is important for life.
9. Impurities make water unsafe to drink.
10. The atmosphere is a layer of gases around the Earth.
11. Which part of Earth is covered mostly with water?
12. What do we call the solid form of water?
13. Which of these are parts of the water cycle?
14. Which process forms clouds?
15. Which of the following are changes of state of water?
16. Which gas do plants use to make food?
17. Oceans get water from rivers and rainfall.
18. Rain is part of the water cycle.
19. Living organisms do not need minerals from soil.
20. What happens during condensation?