General Science Review 9.1 Question Preview (ID: 14107)


Air Masses And Fronts. TEACHERS: click here for quick copy question ID numbers.

The air in an air mass differs in
a) temperature
b) humidity
c) air pressure
d) none of the choices

tropical air masses
a) come from where it is hot and have low pressure
b) come from where it is cold and have low pressure
c) come from where it is hot and have high pressure
d) come from where it is cold and have high pressure

polar air masses
a) come from where it is hot and have low pressure
b) come from where it is cold and have low pressure
c) come from where it is hot and have high pressure
d) come from where it is cold and have high pressure

maritime air masses differ form continental air masses in that they
a) form over oceans and are more humid than continental air masses
b) form over land and are more humid than continental air masses
c) form over oceans and are drier than continental air masses
d) form over land and are drier than continental air masses

What type of air mass affects western United States more than eastern United States
a) maritime tropical
b) maritime polar
c) continental tropical
d) continental polar

When a cold air mass overtakes a warm air mass it is a
a) cold front
b) warm front
c) stationary front
d) occluded front

when 2 air masses (1 warm, 1 cold) are moving in opposite directions it creates a
a) cold front
b) warm front
c) stationary front
d) occluded front

A cyclone is swirling wind
a) that has low pressure causing air to rise
b) that has low pressure causing air to sink
c) that has high pressure causing air to rise
d) that has high pressure causing air to sink

An anticyclone is swirling wind
a) that has low pressure causing air to rise
b) that has low pressure causing air to sink
c) that has high pressure causing air to rise
d) that has high pressure causing air to sink

Which of the following is associated with precipitation?
a) low pressure area
b) high pressure area
c) anticyclones
d) 2 of the choices

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