Shared Flashcard Set

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atmosphere
jackson
11
Science
7th Grade
04/15/2014

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Cards

Term
atmosphere
Definition
layer of gases that surround a planet
Term
what is our atmosphere made up of?
Definition
are made up from nitrogen 78% , oxygen 21% and water vapor and carbon dioxide 1%
Term
what layer do we live in?
Definition
troposphere
Term
temperature changes as you move one layer to another
Definition
(colder to hotter to colder)
Term
Atmospheric pressure
Definition
pressure cause by air molecules above and is greatest at the surface
Term
ozone(o3) protect us against what?
Definition
UV rays
Term
The ozone absorbs energy from what?
Definition
the suns UV rays
Term
layers destroyed by what?
Definition
cfc's
Term
what layer do we live in?
Definition
troposphere
Term
temperature changes as you move one layer to another
Definition
(colder to hotter to colder)
Term
Atmospheric pressure
Definition
pressure cause by air molecules above and is greatest at the surface
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