Shared Flashcard Set

Details

weather test
Test
11
Science
4th Grade
04/07/2009

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Cards

Term
stratosphere
Definition
the layer of atmosphere that contains ozne and is located above the troposphere
Term
atmosphere
Definition
the layer of air that surrounds our planet
Term
humidity
Definition
the amount of water vapor in the air
Term
greenhouse effect
Definition
the warming of earth caused by the atmosphere trapping thermal energy from the sun
Term
anemometer
Definition
an instrument used to measure wind speed
Term
barometer
Definition
an instument that measures air preassure
Term
air preassure
Definition
particles of air pressing down on the earths surface
Term
air mass
Definition
a huge body of air which all has similar temperature and mouisture
Term
front
Definition
the border where two air masses meet
Term
troposphere
Definition
the layer of atmosphere closest to earth
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