Answer Key - Extra Credit 1 Review

Please answer the following questions:

1. Which mode of heat transfer (convection, conduction, radiation) is involved in: (2 points)

a. A hot water bottle.  Conduction or radiation

b. A gas furnace heating a house  Convection

 2. Answer each question as it relates to the Antarctic Sub-Polar Low: (4 points)

a. The wind pattern is clockwise or counterclockwise? Clockwise

b. Air is descending or ascending? Ascending

c. Air is converging or diverging?  Converging

d. Associated with clear or stormy weather?  Stormy

3. The trade winds were used by sailors because of their reliability. Name two components of the global circulation that are LEAST desirable for traveling under sail. (2 Points)  Doldrums (ITCZ) and  Horse Latitudes (Sub-tropical Highs)

4. You will have to look up information online to answer this question. You may round the elevation of the mountain to a whole number. (5 points)

An air mass is moving toward the Big Island of Hawaii in July. At sea level on the windward side,, the temperature is 85°F and the dew point temperature is 52°F. Answer the following questions:

a. What is the elevation at which the lifting condensation level is reached? 6,000 feet

b. What is the temperature at the tope of Mauna Loa?  answers between 25.6°F and 27 °F

c. Which side of Mauna Loa will receive any precipitation associated with this air mass? Hilo or Kailua? Hilo

d. Is it possible that precipitation at the top of the mountain may fall as snow?  Yes

e. What will be the temperature at sea level on the lee side of Mauna Loa? answers between 101.94°F and 102.6°F