UNIT 5

3. It is a large body of salt water that covers much of the Earth.
4. It is something you sit on in your bathroom.
6. It is the space above you when you are outside; it has the sun, the moon, and the stars.
7. It is a white or grey object in the sky that contains water and can make rain.
9. It is water that has salt; sea water is salt water.
10. It is the water that falls from the clouds in the sky.
13. to sort and collect rubbish in order to treat it and produce useful materials that can be used again
16. there is a smaller amount of it.
17. They are not clean.
19. When someone goes there, they go below the surface of the earth.
20. It's water that doesn’t have salt. It’s found in rivers, lakes, and other small bodies of water.
21. They’re in danger and may be harmed in some way.

1. It is a hard but light substance used to make many different things, such as toys and bottles
2. It changes from a solid to a liquid because of heat.
5. It can be used more than once.
6. It is soft, frozen white bits of water that fall from the sky when it’s cold outside.
8. It is the surface of the earth.
10. It is a long, narrow body of water that passes through land and ends in an ocean or lake.
11. It is water that has been frozen into a solid
12. You use it again
14. It hasn’t got any dirt or marks on it.
15. It is a soft material used to make items such as clothing and blankets
16. It's a large body of fresh water that’s surrounded by land.
18. They are not in any danger.