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Java Games: Flashcards, matching, concentration, and word search. |
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Atmosphere review-Section 1 review
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| A | B |
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| troposphere | contains most the the gases and water vapor in the atmosphere |
| stratosphere | 2nd layer |
| mesosphere | 3rd layer |
| thermosphere | 4th layer |
| exosphere | 5th layer |
| 78% | nitrogen makes up ____% of the air |
| 21% | oxygen makes up ___% of the air |
| atmosphere | thin layer of air that forms a protective covering around the planet |
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