Chapter3 Powerpoint-4

Chapter3 Powerpoint-4 - Chapter 3 Warming and Cooling the...

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Unformatted text preview: Chapter 3 Warming and Cooling the Air Each day like a tiny season with a cycle of heating and cooling Daytime warming Air poor conductor so initial heating only effects air next to ground As energy builds convection begins and heats higher portions of the atmosphere After atmosphere heats from convection high temperature 3-5PM; lag in temperature Fig. 3-1, p. 59 Fig. 3-2, p. 59 Warming and Cooling the Air Properties of soil affect the rate of conduction from Earth to atmosphere. Wind mixes energy into air column and can force convection. Warming and Cooling the Air Nighttime cooling As sun lowers, the lower solar angle causes insolation to be spread across a larger area Radiational cooling as infrared energy is emitted by the Earths surface Radiation inversion: air near ground much cooler than air above Thermal belt Fig. 3-3, p. 62 Fig. 3-3, p. 62 Stepped Art Fig. 3-4, p. 63Fig....
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Chapter3 Powerpoint-4 - Chapter 3 Warming and Cooling the...

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