Across
- 3. transfer of energy across space and in the atmosphere
- 5. Earth's outer layer that includes the crust and uppermost part of the mantle
- 6. narrow layer around Earth's surface in which life can exist
- 7. process by which water vapor forms water droplets on dust particles
- 8. atmospheric layer above the troposphere
- 11. atmospheric layer nearest to Earth
- 13. middle layer of the Earth
- 16. mixture of gases surrounding Earth
- 18. molecule made up of three oxygen atoms
- 19. concentration of dissolved salt in the ocean
Down
- 1. process by which liquid water is heated by the sun and then rises into the atmosphere
- 2. larger droplets fall from clouds as rain
- 4. plastic, solid layer of the mantle
- 7. Earth's outer layer
- 9. the transfer of heat by air currents
- 10. solid part of the Earth that consists of all the rocks
- 12. flow of heat from a warmer object to a colder object
- 14. 3 percent of all of Earth's water
- 15. innermost layer of the Earth
- 17. removal and transport of surface material through weathering
