AnswersGA-GSE Earth Systems BClimate Change

Climate Change Answers

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What moves toward the east during El Niño?

A
warm water
B
cold water
C
slow currents
D
fast currents
2
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Which definition best describes global warming?

A
a long-term change in the Earth's climate
B
a long-term increase in the Earth's average temperature
C
a long-term change in the climate of a region or a city
D
solar heat that is radiated out into space
3

What climate condition occurs during El Niño?

A
dry heat throughout North America
B
warm water moving toward the coast of South America
C
heavy rain moving toward the coast of South America
D
flooding throughout North America
4

Which is a possible result of higher air temperatures caused by climate change?

A
decrease in strength of hurricanes
B
freezing of polar ice caps
C
rapid evaporation of water in the soil
D
increase in human population numbers
5

Which statement explains why many scientists believe that carbon dioxide has likely contributed more to global warming than other greenhouse gases?

A
Carbon dioxide is emitted from fertilizers used in farming.
B
Other greenhouse gases trap more heat than carbon dioxide.
C
Carbon dioxide has increased as a result of increased human activities.
D
Carbon dioxide is emitted from commercial refrigeration.
6

Why is it commonly believed that carbon dioxide is responsible for global warming?

A
Carbon dioxide levels in the Earth’s atmosphere have been steadily decreasing.
B
Carbon dioxide has a longer average lifetime in the atmosphere.
C
The warming effect associated with carbon dioxide has remained unchanged.
D
Other greenhouse gases amplify the effect of carbon dioxide.
7

Which is a possible result of rising ocean temperatures caused by global warming?

A
formation of dust bowls
B
increase in strength of hurricanes
C
rapid evaporation of water in soil
D
decrease in population due to health threats
8

What climate conditions occur during La Niña?

A
stronger prevailing winds and more hurricane activity
B
warmer Pacific waters and warmer winters
C
more hurricane activity and warmer Pacific waters
D
warmer winters and stronger prevailing winds
9

What negative effect occurs when there is a decrease in air quality?

A
faster evaporation of water in the soil
B
the drying out of fertile land, resulting in dust bowls
C
the melting of glaciers and polar ice caps
D
increased illnesses that result in a decrease in population
10

What effects do wind patterns have on climate?

A
They move warm water toward the east.
B
They change the amount of precipitation in a region.
C
They carry warm or cooled water very long distances.
D
They cool Pacific waters and increase hurricane activity in the western Atlantic.

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