Geography quiz

2. a small hill of sand beside a beach or in a desert
3. the desert area in central Australia
5. a movement of water, air, or electricity in a particular direction
6. to change into a more simple chemical structure
8. the rise and fall of the sea that happens twice every day
11. an animal that is hunted and killed for food by another animal
12. the position north or south of the equator measured from 0° to 90°
14. a substance that makes something less pure or makes it poisonous
15. the natural environment in which an animal or plant usually lives
16. a chemical substance consisting of two atoms of oxygen combined with one atom of another element
17. small, hard balls of ice that fall from the sky like rain

1. waste matter such as water or human urine
4. a large amount of water that is moving quickly
6. a long period when there is little or no rain
7. an area of land that has not been used to grow crops or had towns and roads built on it
9. rock or soil from which metal can be obtained
10. height above sea level
11. a large flat area of land that is high above sea level
12. a place where rubbish is buried
13. a large mass of ice that moves slowly