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Science Final
Air Polution
8
Science
6th Grade
06/03/2008

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Cards

Term
What are the two main gases that compose air
Definition
Nitrogen (78%) and Oxygen (21%)
Term
Define the term pollutans
Definition
Harmful materials that enter the environment
Term
What, specifically is air pollution
Definition
Harmful substance released into our atmosphere
Term
O-Zone acts as a filture of a dangerous UV rays when it stays in the upper atmosphere, but is it a good or a bad thing to find at street level?
Definition
O-Zone is bad at the street level because it is corrosive and breaks down rubber. It can be poisonous.
Term
Where do chlorofluorocarbons (CFCs) come from?
Definition
Spray cans, refigerators and air conditioners
Term
What is radon
Definition
a colorless, oderless, radioactive gas
Term
How does radon get into your house? What does it do to you?
Definition
Decaying radium from the soil in drawn into your basement, mixes with air, is inhaled and causes cancer
Term
Describe nitrogen dioxide
Definition
brown gas that gives smog its brown color
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