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Atmosphere
Question | Answer |
---|---|
Why is atmosphere unique? | B/c it contains substantial amounts of oxygen. |
How much nitrogen, oxygen, and trace gas does the Earth's current atmosphere contain. | 78% nitrogen, 21% oxygen, and 1% trace gas. |
Oxidation of metals and animals reduce the amount of what in the atmosphere? | oxygen |
Water vapor, carbon dioxide, and clouds are good insulators trap heat and will cause _________. | global warning |
Vegetation absorbs more heat than ____________ areas. | non-vegetated. |
Climate is controlled and changed by? | a # 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. |
Plants and oceans are what ? | a carbon sinks |
Does land and ocean water reflect better than ice and snow? | No |
Earliest atmosphere contained what? | hydrogen and helium |
What is the blue-green plant that consumed carbon dioxide? | Cyanobacteria algae |