Atmosphere and Weather 2

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Across
  1. 3. Any object that orbits around another object in space
  2. 9. instrument used to measure wind speed
  3. 10. an instrument used to measure atmospheric pressure
  4. 13. instrument used to measure relative humidity
  5. 15. determines the direction and distance of objects that reflect radio energy back to the radar site; used to see rain or snow
  6. 17. An area of higher pressure than the area around it, where air masses are moving away from each other
  7. 18. Forms when warm air slides up and over a cold air mass
Down
  1. 1. Forms when cold air moves under warm air and pushes the warmer air up
  2. 2. A line on a weather map that joins places that have the same air pressure
  3. 4. a tool used to measure temperature
  4. 5. An area of lower pressure than the area around it, where air masses are moving towards each other.
  5. 6. A line on a weather map that joins places that have the same temperature.
  6. 7. A humid air mass that forms over oceans
  7. 8. A dry air mass that forms over land
  8. 11. scientist who studies weather
  9. 12. Forms when a warm air mass is caught between two colder air masses; brings cool temperatures and varying amounts of rain and snow
  10. 14. A boundary between air masses that don't move, often causing many days of cloudy, wet weather.
  11. 16. A large body of air that has properties similar to the part of Earth's surface over which it develops.