Across
- 2. The movement of matter due to differences in density that are caused by temperature variations
- 3. The thin and solid outermost layer of the Earth above the mantle
- 10. The layer of rock between the Earth's crust and core
- 12. The continuous movement of water between the atmosphere the land and the oceans
- 15. A mixture of gases that surrounds a planet, such as Earth
- 17. The portion of Earth that is water
- 20. Water that contains insignificant amounts of salts as in rivers and lakes
- 21. The solid outer layer of the Earth that consists of the crust and the rigid upper part of the mantle
- 23. The central part of Earth below the mantle; also the center of the sun
- 24. The transfer of energy as heat through a material
Down
- 1. A measure of the amount of dissolved salts in a given amount of liquid
- 2. The process by which rocks break down as a result of chemical reactions
- 4. A block of lithosphere that consists of the crust and the rigid outermost part of the mantle
- 5. The layer of the atmosphere that lies between the troposphere and the mesosphere
- 6. Any form of water that falls to Earth's surface from the clouds includes rain snow sleet and hail
- 7. The warming of the surface and lower atmosphere of Earth that occurs when carbon dioxide water vapors and other gases in the air absorb infrared radiation
- 8. A gas molecule that is made up of three oxygen atoms
- 9. The solid, plastic layer of the mantle beneath the lithosphere
- 11. The part of Earth where life exists
- 13. The lowest layer of the atmosphere
- 14. The change of state from a gas to a liquid
- 16. The change of state from a liquid to a gas
- 18. The energy that is transferred as electromagnetic waves such as visible light and infrared waves
- 19. The most solid, rocky part of Earth extends from the center of the core to the surface of the crust
- 22. A process in which the materials of Earth's surface are loosened dissolved or worn away and transported from one place to another