Chapter 6 Air Pressure and Winds

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Chapter 6 Air Pressure and Winds
The Atmosphere 10eLutgens TarbuckPower Point
by Michael C. LoPresto
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Gale Force Winds Create Waves that Batter Coast
in UK in 2002
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Comparing Atmospheric Pressures
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Measuring Atmospheric Pressure
Mercury Barometer
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• Aneroid
• Barometer

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Air Pressure and Aviation

• Altimeter

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Adjusting to Sea-Level Pressure
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Pressure Changes with Altitude
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Air PressureIs Proportionalto Density
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Pressure Changes with Temperature
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Isobars
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Pressure-Gradient Force
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Formation of a Sea Breeze
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The Coriolis Effect
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Coriolis Deflection Depends on Latitude
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Friction Decreases with Altitude
Wind Speed Increases with Altitude
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The Geostrophic Wind
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Upper-air Weather Chart
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Cyclones and Anticyclones
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Do Baseballs Really Fly Farther at Higher
Altitude?
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Comparison between Upper-level and Surface Winds
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Snow Fence
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Surface High and Low Pressure Systems
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Cyclonic Circulation in the Northern and
Southern Hemispheres
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Upper Air-flow Associated with Surface Cyclones
and Anticyclones
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Associated Weather
with High Pressure
with Low Pressure
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Wind Measurement
Wind Vane
Aerovane
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Wind Rose
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Satellite Wind Measurements
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Wind Energy
Growth in U.S. Wind-power
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Chapter 6

• END