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Weather and Wind

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

 1. 

The condition of the air around the Earth at a particular time and place
a.
climate
c.
is caused by the doldrums
b.
weather
 

 2. 

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

 3. 

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

 4. 

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

 5. 

Which strong wind is found near the top of the troposphere and separates cold air to the North and warm air to the south?
a.
the Westerlies
c.
the doldrums
b.
the Jet stream
d.
the Trade Winds
 

 6. 

Differences in air pressure are caused by the unequal heating of the Earth and what else?
a.
ocean currents
c.
the coriolis effect
b.
the doldrums
d.
the tilt of the Earth
 

 7. 

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

 8. 

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

 9. 

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

 10. 

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



 
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