Across
- 2. the way temperature changes with altitude
- 5. the amount of water vapor in the air
- 7. water that falls from a cloud
- 10. the movement of the Earth in its orbit around the sun
- 13. the energy transferred from on object to another
- 14. lines that connect points that have the same temperature
- 15. the most abundant gas in the Earth's Atmosphere
- 18. when a gas changes directly into a solid
- 19. heat used to melt ice but does not produce a temperature change
- 21. masses of warm air and cold air collide
- 23. the transfer of heat through matter by molecular activity
- 26. instrument that measures relative humidity
- 27. spinning of the Earth about its axis
- 28. a cloud with its base near the ground
- 29. the outer most layer of the atmosphere
- 30. air temperature increases with height
Down
- 1. temperature changes even though heat is not added or removed
- 3. when a substance changes from a solid to gas directly
- 4. the process of changing a liquid to to gas
- 6. Energy that travels in all directions from the source in waves
- 8. the source of all clouds and precipitation
- 9. the average kinetic energy of the atoms in a substance
- 11. when air is forced to go up due to a barrier such as a mountain
- 12. the transfer of heat by circulation within the substance
- 16. when water vapor changes to liquid water
- 17. the gases found around the Earth
- 20. the fraction of total radiation that is reflected by a surface
- 22. clouds that typically look like cotton balls
- 24. layer of the atmosphere where ozone layer is found
- 25. the layer of the atmosphere where all weather occurs