SCIENCE

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Across
  1. 2. A large wave of air
  2. 5. when the air is not equal between a area
  3. 8. a gust of wind that starts on land and moves to water
  4. 9. This forms when a warm air mass is in between two cold masses
  5. 10. the move ment in which heat rises and cold falls
  6. 14. a movement of mass air that is warm
  7. 15. the reason earth is tilted
  8. 16. the lowest part of the atmosphere
  9. 17. when something is not as compact
  10. 18. a breeze that starts over water and goes to land
Down
  1. 1. this is a front between warm and cold masses of air
  2. 3. the pattern in which wind belts move across the world
  3. 4. how compact the air is
  4. 6. a mass movement of air that is cold
  5. 7. the source of heating when something is directly touching another object
  6. 11. when the sun heats up water and gas rises
  7. 12. Ex. a fire the way it moves heat
  8. 13. something that Is very compact
  9. 15. the average temperature of a place