• 1. 
    What causes wind?

  • Clouds
  • Changes in the angle of the Sun
  • Rain
  • Differences in air pressure
  • 2. 
    What are scientists who study the Earth's atmosphere called?

  • Physicists
  • Geologists
  • Meteorologists
  • Chemists
  • 3. 
    What type of pressure system generally means rainy or cloudy weather?

  • None of the above
  • All of the above
  • High pressure system
  • Low pressure system
  • 4. 
    What do we call the boundary between high pressure and low pressure systems?

  • Cloud edge
  • Weather front
  • Cumulous boundary
  • Climate change
  • 5. 
    What type of weather front occurs when a warm air mass replaces a cold air mass?

  • Warm front
  • Stationary front
  • Occluded front
  • Cold front
  • 6. 
    What type of weather front stays in one place for a long period of time?

  • Occluded front
  • Stationary front
  • Warm front
  • Cold front
  • 7. 
    What type of weather boundary occurs between a dry air mass and a warm air mass?

  • Cold front
  • Dry line
  • Warm front
  • Stationary front
  • 8. 
    What type of weather tool is used to measure the speed of the wind?

  • Anemometer
  • Doppler radar
  • Barometer
  • Rain gauge
  • 9. 
    What type of weather tool is used to measure the air pressure and whether it is rising or falling?

  • Barometer
  • Anemometer
  • Doppler radar
  • Rain gauge
  • 10. 
    What do we call the measurement of the amount of water vapor in the air?

  • Humidity
  • Air pressure
  • Temperature
  • Dew point
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