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20 questions
Chlorofluorocarbons are dangerous because they destroy the _________________.
Exosphere
Ozone
Thermsophere
Mesosphere
Narrow belts of strong winds called ___________ blow near the top of the troposphere.
jet stream
land breeze
sea breeze
Coriolis effect
The thin layer of air that surrounds Earth is called the _______.
hydrosphere
ionosphere
exosphere
atmosphere
The ozone layer helps protect us from _________.
ozone layer
ultraviolet radiation
trade winds
hurricanes
Nitrogen makes up what percentage of the atmosphere?
21%
78%
1%
90%
What causes the brown haze near cities?
car exhaust
conduction
mud
wind
Which is the uppermost layer of the atmosphere?
stratosphere
thermosphere
troposhpere
exosphere
What layer of the atmosphere has the most water?
mesosphere
troposhere
exosphere
ionosphere
What protects living things from too much ultraviolet radiation?
ozone layer
oxygen
argon
nitrogen
Where is air pressure the least?
troposphere
exosphere
thermosphere
stratosphere
How is energy transferred when objects are in contact?
trade winds
radiation
convection
conduction
Which surface winds are responsible for most of the weather movement across the United States?
polar easterlies
sea breeze
prevailing westerlies
trade winds
What type of wind is a movement of air toward water?
sea breeze
land breeze
polar easterlies
trade winds
What are the narrow belts of strong winds near the top of the troposphere called?
doldrums
jet stream
polar easterlies
trade winds
Use the illustration to answer question.
Which layer of the atmosphere contains the ozone layer?
exosphere
mesosphere
stratosphere
troposphere
Use the illustration to answer the question.
Which atmospheric layer contains weather?
mesosphere
stratosphere
thermosphere
troposphere
What process changes water vapor to a liquid?
condensation
evaporation
infiltration
precipitation
Which forms during the day because water heats slower than land?
easterlies
land breeze
westerlies
sea breeze
Which process transfers heat by the flow of material?
conduction
convection
radiation
condensation
Which global wind affects weather in the U.S.?
doldrums
easterlies
trade winds
westerlies
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