CROSSWORDS

4. (page 91, line 3)Renewable forms of energy can be produced as quickly as they are used
6. (page 87, line 7)the measured amount of heat in a place or in the body
9. (page 95, line 6)an area of land that has its own government, army, etc
10. (page 95, line 21)to cause to fill or become covered with water, especially in a way that causes problems
11. (page 95, line 21)the conditions in the air above the earth such as wind, rain, or temperature, especially at a particular time over a particular area
12. (page 102, line 35)a violent wind that has a circular movement, especially in the West Atlantic Ocean
13. (page 102, line 2)a violent wind that has a circular movement, found in the West Pacific Ocean
15. (page 91, line 1)the group of people who officially control a country
17. (page 91, line 4)the process of getting rid of large amounts of rubbish by burying it, or a place where rubbish is buried
18. (page 91, line 14)fuel made from vegetable oils or animal fat
19. (page 87, line 10)the mixture of gases around the earth

1. (page 102, line 33)someone who owns or takes care of a farm
2. (page 95, line 10)an expert who studies or works in one of the sciences
3. (page 102, line 35)one of the four periods of the year; spring, summer, autumn, or winter
5. (page 91, line 7)a fuel that is made from living things or their waste
7. (page 102, line 29)the act of destroying something, or the fact of being destroyed
8. (page 87, line 3)the general weather conditions usually found in a particular place
14. (page 87 line 9)a building with a roof and sides made of glass, used for growing plants that need warmth and protection
16. (page 87, line 12)a calculation or guess about the future based on information that you have
17. (page 95, line 15)a level of material, such as a type of rock or gas, that is different from the material above or below it, or a thin sheet of a substance