Global Change Answers

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1
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Changes to the global climate could include _______.

A
changes to temperature
B
changes to pressure
C
changes to precipitation
D
all of the above
2
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The scientific explanation for global warming is very dependent on the _______ atom.

A
chlorine
B
carbon
C
oxygen
D
hydrogen
3

How does an increase in the annual melt season in Antarctica have a global effect?

A
It causes an increase in heat related illness and death.
B
It causes the global concentration of carbon dioxide to decrease.
C
The water in the melting glaciers can cause sea levels to rise.
D
None of the above is true.
4

Some scientists believe that global warming will bring about extreme weather.

A
T
B
F
5

Which of the following statements about current theories on global warming is true?

A
Scientists generally agree that global warming is taking place.
B
Some scientists think that we should accelerate global warming.
C
The scientific community disagrees about whether we should take action about global warming.
D
Cutting down trees and burning fossil fuels does not lead to global warming.
6

It is not possible for global warming to have any positive side effects.

A
T
B
F
7

Scientists disagree about the possible effects of global warming.

A
T
B
F
8

Why are there different theories about the effects of global warming?

A
There is no data to support global warming.
B
Global climate is complex, so changes in global climate are hard to predict.
C
Increased levels of carbon dioxide are offset by other changes.
D
There has been a decrease of extreme weather.
9

Which of the following is a way that studies have determined industry might be affected by legislation on global warming?

A
creation of new jobs and technology
B
decrease in consumer spending
C
increased costs of production
D
reduction in the number of jobs available
10

Which of the following is not a possible effect of increasing carbon dioxide levels in the atmosphere?

A
increase in water contamination and floods
B
ocean acidification
C
cutting down forests
D
reduction of cold-related deaths

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