Across
- 3. A very large expanse of sea (p. 95, line 2)
- 5. A change in the way a country is governed to a different political system (p. 87, line 11)
- 8. A glass building in which plants are grown (p. 87, line 9)
- 12. Using something carelessly (p. 91, line 2)
- 13. A person who owns or manages a farm (p. 102, line 33)
- 15. The layers of gases surrounding a planet (p. 87, line 10)
- 18. Where solid waste is buried between layers of dirt and other materials (p. 91, line 2)
- 19. A wind blowing across one's direction of travel (p. 102, line 36)
- 20. A period of 100 years (p. 87, line 6)
Down
- 1. Any thing or place from which something comes, arises, or is obtained (p. 91, line 4)
- 2. The quality of being hot (p. 95, line 16)
- 4. Sudden events that causes great damage or loss of life (p. 102, line 6)
- 6. The long-term pattern of weather in a particular area (p. 95, line 9)
- 7. Material that is burned to produce heat or power (p. 91, line 11)
- 9. The action of becoming larger or more extensive (p. 95, line 2)
- 10. The state of the atmosphere at a place and time (p. 95, line 21)
- 11. The vapor into which water is converted when heated (p. 102, line 17)
- 14. An explanation for observations of the natural world (p. 87, line 18)
- 16. An overflow of water onto normally dry land (p. 102, line 2)
- 17. Power derived from the utilization of physical or chemical resources (p. 91, line 4)