WEATHER

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