air masses and fronts

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Across
  1. 4. witch way does the fronts move
  2. 7. purple line with triangles and semicircles
  3. 9. red line with semicircles
  4. 12. true or false the fronts determine the weather and how it feels outside
Down
  1. 1. when 2 fronts meet does the warm air rise
  2. 2. does most severe weather come from cold fronts
  3. 3. when both air masses stay in one spot
  4. 5. fast moving front
  5. 6. fronts can travel ???? or fast
  6. 8. True or false when a coolmass leaves the pressure will rise
  7. 10. where air masses meet
  8. 11. does the front mark a weather change