Climate Change Answers

0 verified answers1 views
1
Free Preview

What are global wind patterns called?

A
La Niña
B
local winds
C
prevailing winds
D
El Niño
2
Free Preview

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
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

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.
5

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
6

According to some scientists, which is a cause of global warming?

A
decrease of nitrous oxide
B
increase in cloud cover
C
decrease of methane gas
D
increase in carbon dioxide
7

Which statement best describes the greenhouse effect?

A
It is a process by which plants are able to grow well in a warm, enclosed structure.
B
It is a process by which greenhouse gases block the sun’s light to penetrate the atmosphere.
C
It is a process by which greenhouse gases allow the sun’s light to penetrate the atmosphere but stop the heat from escaping.
D
It is a process by which prevailing winds bring moisture to the land, to the prevailing wind direction.
8

What moves toward the east during El Niño?

A
warm water
B
cold water
C
slow currents
D
fast currents
9

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
10

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.

Did you find these answers helpful?