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OAS Weather Mar 2010

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

 1. 

____ is the transfer of energy in the form of rays or waves.
a.
Conduction
c.
Radiation
b.
Convection
d.
Condensation
 

 2. 

Heat moves around within the atmospherel.
a.
Radiation
c.
Convection
b.
Conduction
d.
Condensation
 

 3. 

Sea and land breezes are caused because ____.
a.
the land heats and cools more slowly than the water
b.
the land heats and cools more quickly than the water
c.
air moves more easily over water than over land
d.
air moves more easily over land than over water
 

 4. 

In general, atmospheric pressure is greatest near Earth's surface and ____ as you move upward away from sea level.
a.
decreases
c.
stays the same
b.
increases
d.
doubles
 

 5. 

While visiting the beach during summer vacation, a sea breeze keeps you cool and comfortable during the hottest part of the day. Which BEST explains why this happens?
a.
warm air rising over land allows cooler air from the ocean to blow inland
b.
cool air rising over land allows warm air from the ocean to blow inland
c.
there are similarities in temperature between the land and the water
d.
a storm is approaching
 

 6. 

The ____ is the source of all energy in our atmosphere.
a.
Sun
c.
Moon
b.
water cycle
d.
Coriolis effect
 

 7. 

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

 8. 

At the seashore late in the afternoon on a hot, sunny day, a person often feels a strong breeze coming in from the ocean. Which of the following is the reason for the breeze?
a.
The pounding waves generate air currents.
b.
The warm air over the ocean rushes in to replace the cool air that rises over the land.
c.
The heavy, cool air over the ocean rushes in to replace the warm air that rises over the land.
d.
There are no clouds to block the wind coming in from the ocean.
 

 9. 

Air above the equator is heated more than at any other place on Earth because solar rays strike the equator ____.
a.
at a 180° angle
c.
more directly
b.
at a 45° angle
d.
none of the above
 

 10. 

The transfer of energy that occurs when molecules touch or bump into one another is called ____. This is how the air gets warmed.
a.
radiation
c.
convection
b.
conduction
d.
condensation
 

 11. 

The ____ is the layer of the atmosphere nearest to Earth's surface.
a.
exosphere
c.
stratosphere
b.
troposphere
d.
ionosphere
 

 12. 

The ____ are responsible for the movement of much of the weather across the United States and Canada.
a.
prevailing westerlies
c.
trade winds
b.
polar easterlies
d.
doldrums
 

 13. 

Jennifer measured the temperature difference between two areas located next to each other. She did this at four locations. Which location is MOST LIKELY to have the strongest winds?
a.
lake and river
c.
pond and stream
b.
forest and field
d.
ocean and beach
 

 14. 

At a beach, the water and sand are not absorbing and losing heat equally. Which is MOST LIKELY to occur?
a.
rain
c.
wind
b.
snow
d.
humidity
 

 15. 

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



 
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