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Atmosphere
Question | Answer |
---|---|
The Earth's atmosphere has not changed over geologic time. True or False | False |
What did the earliest atmosphere contain | hydrogen and helium |
Climate is controlled and changed by a number of factors such as reflectivity of the surface, the amount and types of gases in the atmosphere, amount of cloud cover, volcanic eruptions, vegetation cover and meteor impacts. True or False | True |
Vegetation absorbs more heat or does non- vegetate areas absorb more heat | vegetation |
Water vapor, carbon dioxide and clouds are good insulators trap heat and will cause global warming. True or False | True |
What are good insulators that trap heat ? | Wter vapor, carbon dioxide and clouds |
how could a meteor impact | by putting huge amounts of dust into the air and can set off forest fires |
Does the Mercury have a atmosphere ? | No |
What is the Earth's current atmosphere of nitrogen, oxygen, and traces gases | nitrogen 78 percent, oxygen 21 percent,trace gases 1 percent |
why will the composition change | human activity. |