Exam 2 Notes - 1. How is advection formed? a. Formed by the...

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1. How is advection formed? a. Formed by the slow passage of relatively moist stable air over a colder surface. The key is horizontal movement 2. What is the prefix associate with high and middle level clouds a. 3. Name the two precipitation formation processes. Which process is associated with cold air, which is associated with warm air? a. Collision and coalescence- warm air; Bergeron Process- Cold Air 4. What is virga a. Any form of precipitation that doesn’t reach the ground because it evaporates as it reaches the ground 5. How is sleet formed a. It starts off frozen, ice falling out of the clouds, go through a warmer layer in the atmosphere melting, then freezes back up on the way down 6. What are the two most common clouds seeding materials a. Dry ice b. Silver iodide 7. What is the term given for dry air infiltration into a moist parcel of air a. Entrainment 8. Name the three lapse rates associated with adiabatic temperature change. Which are constant and which are variable. a.
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Exam 2 Notes - 1. How is advection formed? a. Formed by the...

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