Question

1. Which factor predominates to determine an air mass’s characteristics?

A. The latitude over which it originates.

B. Moisture and temperature conditions of the geographic area over which it originates.

C. The longitude over which it originates.

D. The altitude over which it originates.

2. Cold fronts tend to move across the landscape __________.

A. at the same speed as warm fronts

B. slower than warm fronts

C. faster than warm fronts

D. from north to south

3. In North America many fronts are related to mid-latitude cyclones, which are __________ systems where air is moving inwards.

A. tropical

B. high pressure

C. low pressure

D. polar

4. Where a cold front and a warm front moving in the same direction meet, __________ and an occluded front is formed.

A. warm air wedges under the moving cold front and rainfall ceases

B. warm air is wedged upwards between two cold air masses that merge together

C. cloud formation and rainfall stop

D. cold air rides over the warm air and forms a continuous moving cold front

5. The weather station model and standard symbols that would appear on a weather map are useful in predicting the direction and intensity of moving weather fronts for all of the following reasons except __________.

A. it shows the current weather conditions alone

B. it shows recent changes in precipitation at a station

C. it shows recent changes in air pressure at a station

D. it shows wind speed and direction

Answer 1

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