Earth Science: Geology, the Environment, and the Universe

Section 1: Atmospheric Basics

Atmospheric Basics

1
In what layer are light gases, such as helium and hydrogen, found?
A)thermosphere
B)exosphere
C)stratopause
D)troposphere
2
What type of gas found in Earth's atmosphere absorbs UV radiation from the Sun?
A)argon
B)carbon dioxide
C)water vapor
D)ozone
3
Atmospheric pressure __________ with __________ altitude.
A)increases, increased
B)remains constant, changing
C)decreases, increased
D)decreases, decreased
4
Wind can be thought of as air moving from an area of __________ to an area of __________.
A)high pressure, low temperature
B)low density, high density
C)high pressure, low pressure
D)low pressure, high pressure
5
What percent of incoming radiation from the Sun is absorbed by Earth's surface?
A)50
B)25
C)6
D)15
6
What layer of the atmosphere contains most of the water vapor?
A)thermosphere
B)troposphere
C)tropopause
D)stratopause
7
__________ is the transfer of energy through space by electromagnetic waves.
A)Aviation
B)Conduction
C)Radiation
D)Convection
8
In what layer of the atmosphere is the ozone layer?
A)stratosphere
B)troposphere
C)mesosphere
D)thermosphere
9
What method of heat transfer is being demonstrated in the figure?
A)conduction
B)condensation
C)radiation
D)convection
10
__________ is the transfer of energy that occurs when molecules collide.
A)Abrasion
B)Conduction
C)Convection
D)Radiation
11
Why is the amount of carbon dioxide in the atmosphere important?
A)It is the source of clouds, rain, and snow.
B)It changes with the seasons.
C)It helps regulate the amount of energy the atmosphere absorbs.
D)It makes up such a small amount that it isn't very important.
12
According to the figure, how much of the Sun's radiation doesn't even reach Earth's surface?
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0078664233/184123/68_sun_ss_110c.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (42.0K)</a>
A)6 percent
B)25 percent
C)35 percent
D)31 percent
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe

Please read our Terms of Use and Privacy Policy before you explore our Web site. To report a technical problem with this Web site, please contact the Web Producer.