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Weather or Not

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

How does the air get warm?
a.
the sun shines on it
c.
mostly by the Sun’s radiation
b.
by touching the warm surface of the Earth
d.
reflected sunlight
 

 2. 

The air above the ____ rises because it has low density and low pressure.
a.
north pole
c.
south pole
b.
arctic circle
d.
equator
 

 3. 

   Which diagram best represents the movement of air according to the surface temperature conditions shown?  
a.
  mc003-1.jpg
c.
  mc003-3.jpg
b.
  mc003-2.jpg
d.
  mc003-4.jpg
 

 4. 

What causes the uneven heating of the Earth?
a.
the Earth’s rotation
c.
the tilt of the Earth
b.
the currents in the oceans
 

 5. 

What causes an area of high air pressure?
a.
warm air
c.
cold air
b.
strong winds
 

 6. 

The movement of air from an area of high pressure to an area of low pressure is
a.
the coriolis effect
c.
weather
b.
the wind
 

 7. 

The boundary between cold and warm air masses is called a ____.
a.
climate
c.
flood
b.
front
d.
storm
 

 8. 

   Wind results when two air masses collide that have a difference in  
a.
  latitude.  
c.
  size.  
b.
  altitude.  
d.
 air pressure.  
 

 9. 

During the day, warm air over the land rises and cool air moves in from the sea.  This creates a
a.
a sea breeze
c.
a tsunami
b.
a hurricane
d.
land breeze
 

 10. 

Warm air rises because
a.
is less dense than cold air
c.
it has less energy than cold air
b.
it contains helium
d.
is more dense than cold air
 

 11. 

   The temperature at which the air becomes saturated and condensation begins is called the  
a.
  relative humidity.  
c.
  critical temperature.  
b.
  absolute humidity.  
d.
  dew point.  
 

 12. 

Which global winds carry weather across the United States?
a.
the Jet Stream
c.
the Trade Winds
b.
the Westerlies
 

 13. 

   An air mass forms over the Gulf of Mexico and moves northeast across Georgia. What weather conditions are likely to prevail in Georgia?  
a.
  cool and humid  
c.
  cool and dry  
b.
  warm and dry  
d.
  warm and humid  
 

 14. 

The ____ is caused by the Earth's rotation.
a.
Coriolis effect
c.
jet stream
b.
land breeze
d.
sea breeze
 

 15. 

____ humidity is a measure of the amount of water vapor that air is holding compared to the amount needed for saturation at a specific temperature.
a.
Total
c.
Relative
b.
Partial
d.
none of the above
 



 
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