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WorksheetsClimate and Climate Change
Total questions: 17
Worksheet time: 10mins
Name
Class
Date
1.
The sun's rays are least direct
a)
near the poles
b)
near the equator
c)
at high altitude
d)
far from the ocean
2.
The _________________ climate has cool summers, bitterly cold winters and permafrost.
a)
desert
b)
tropical
c)
marine continental
d)
tundra
3.
The most recent major ice age in North America extended as far south as _______________________ and ___________________.
a)
Minnesota and Wisconsin
b)
Nebraska and Iowa
c)
New Mexico and Oklahoma
d)
Texas and Florida
4.
As many as four ice ages have occurred on Earth during the past ______________ years.
a)
10,000
b)
200,00
c)
2 million
d)
4 million
5.
Summers are caused by _________________________________.
a)
a combo of longer days and more direct rays from the sun
b)
less direct rays from the sun
c)
longer days and shorter nights
d)
more direct rays and shorter days
6.
The two main factors that determine the climate of a region are _____________ and ______________.
a)
altitude and pressure
b)
pressure and temperature
c)
temperature and precipitation
d)
altitude and pressure
7.
Climates are classified according to two major factors: ______________ and __________________.
a)
elevation and precipitation
b)
latitude and temperature
c)
elevation and latitude
d)
precipitation and temperature
8.
Earth's ozone layer is _____________________________.
a)
has been thickening over the past several years
b)
filters harmful ultraviolet radiation from the sun
c)
exists only over Antarctica
d)
traps carbon dioxide in the stratosphere
9.
Because Earth's axis is _________________, the hemispheres receive different amounts of solar energy at different times.
a)
straight
b)
titled
c)
bent
d)
not there
10.
Increased carbon dioxide may cause global warming by trapping more ____________ in the atmosphere.
a)
water
b)
gases
c)
heat
d)
water vapor
11.
______________ forests are forests in which plenty of rain falls all year.
a)
grasslands
b)
desert
c)
tundra
d)
rain
12.
During cold periods called _____________________, large parts of Earth's surface was covered with sheets of ice.
a)
glaciers
b)
Ice Ages
13.
Scientists observe the thickness of a tree's _________ to learn about past climate conditions.
a)
rings
b)
branches
c)
roots
d)
bark
14.
Climate changes may be linked to changes in ____________ on the surface of the sun.
a)
sunspots
b)
amount of water
c)
the color
d)
the temperature
15.
The gradual increase in the temperature of the atmosphere is known as ___________________.
a)
sunspots
b)
global warming
c)
ice ages
d)
arid
16.
Some scientists theorize that continental movements may cause climate changes by
a)
changing patterns of winds and ocean currents
b)
shifting the equatorial and temperate zones
c)
altering the makeup of the troposphere
d)
redistributing Earth's vegetation
17.
An important principle scientists follow to determine ancient climates is _____________________.
a)
larger plants and animals require warmer climates
b)
if an organism today needs certain conditions to live, then a similar organism that lived in the past needed similar conditions
c)
Earth was warmer long ago, so the climates were too
d)
climatic changes today occur faster than in ancient times
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