Dec. 4, 2007

Dec. 4, 2007 - Slide 1 o Clicker Question: Correct Slide 9...

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Slide 1 o Clicker Question: Correct Slide 9 o Slide 40 from last time Slide 10 o Clicker Question: Correct Slide 11 o What happens if the air starts fto decend a little, then rise again, oscillating in a wave like motion? As air first decends, T increases, SVP increases, RH increases: Condensation stops But as air ascends again, T inc, SVP inc, RH inc: Clouds form near wave crests Slide 12 o o o Lee Waves: a series of waves in the flow downstream from a mtn o The lines are “Streamlines” and represent the path of the air flow Slide 13 o Waves are in the flow b/c 1. parcel at equilibrium is orographically lifted to mtn top (Restoring processes in stable air) Spring oscillation and Buoyancy osculation is in equilibrium 2. in stable atmosphere, parcel is colder than environment at top, so it accelerates back down towards its original position 3. parcel warms to environmental T, but keeps falling as it decelerates 4. parcel finally stops, but is now warmer than environment, so it
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Dec. 4, 2007 - Slide 1 o Clicker Question: Correct Slide 9...

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