Earth Science: Geology, the Environment, and the Universe

Section 4: The Human Factor

The Human Factor

1
If global warming continues too far, which climates shown in the figure will be affected?
A)tundra
B)arid
C)ice cap
D)all of the above
2
The natural heating of Earth's surface by the atmosphere is called __________.
A)the greenhouse effect
B)global warming
C)El Nino
D)the ozone hole
3
Most scientists agree that __________.
A)Earth's temperature is rising due to human effects
B)global warming is occurring
C)the greenhouse gases are decreasing
D)Earth's temperature is decreasing due to natural effects
4
Which of the following can increase the amount of carbon dioxide in the atmosphere?
A)automobile exhaust
B)deforestation
C)industrial burning of fossil fuels
D)all of these answers are correct
5
The increase in temperature caused by an increase of greenhouse gases in Earth's atmosphere is called __________.
A)El Nino
B)global warming
C)the greenhouse effect
D)the ozone hole
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