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Science Vocabulary for 1st test

Science Vocabulary for 1st test - 2 Nitrogen Cycle-goes...

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Science Vocabulary Ch. 12 Air 1. Atmosphere-thin blanket of air is made up of layers , the troposphere (nearest earth), stratosphere (includes ozone layer), mesosphere, thermosphere -78% nitrogen, 21% oxygen, 1% argon and up to 4% water vapor
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Unformatted text preview: 2. Nitrogen Cycle-goes from air into plants and animals and eventually back to the air 3. Oxygen Cycle- converted to ozone and then changed back to oxygen in the stratosphere-...
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