Weather

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Across
  1. 2. air rises
  2. 7. carries instruments into atmosphere
  3. 8. measures wind speed
  4. 9. are lines connecting points of atmospheric pressure
  5. 11. the boundary between two air masses
  6. 12. measures wind direction
Down
  1. 1. air flows counterclockwise
  2. 3. measures temperature
  3. 4. air sinks
  4. 5. measures air pressure
  5. 6. a front where cold air takes over warm air
  6. 10. front formed from two cold air masses converge on warm air mass
  7. 12. a front where warm air takes over cold air