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How does temperature affect air  movement
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How does temperature affect air movement

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  • 1. How Does Temperature Affect Air Movement?
  • 2. How is Air Heated?
    • Sun heats Earth’s surfaces
    • Surfaces heat air
    • Uneven heating due to angle of sun’s rays
    • Different surfaces absorb heat differently
  • 3. Warm Air Vs. Cold Air
    • Warm Air
    Cold Air Which is more densely packed?
  • 4. Warm Air Vs. Cold Air
    • Which, do you think, has greater mass ?
  • 5. How Does Temperature Affect Air Movement?
    • Cold air falls
    Warm air rises
  • 6. Air Pressure
    • Pressure: amount anything presses down
    • Air pressure : amount air presses down on us
  • 7. So… How Does Temperature Affect Air Movement?
  • 8. How Do Meteorologists Measure Air Pressure and Wind?
    • Barometers
    • Greater pressure….Higher reading
  • 9. How Meteorologists Measure Wind