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E.S. Atmosphere

QuestionAnswer
Which planet has a thin atmosphere and has no greenhouse effect and is cold? Mars
What percent of oxygen is the in the Earth's current atmosphere? 21%
How have humans added to the amount of carbon dioxide is in the atmosphere. Humans add to the amount of carbon dioxide by burning fossil fuels.
How can volcanic eruptions decrease temperature ? They can decrease temperature by either the ash blocking the sunlight directly or b the ash increasing the amount of condensation nuclei in the atmosphere which facilitates the making of clouds which block sunlight.
Which planet has no atmosphere? Mercury does not have an atmosphere.
What changed the atmosphere and reduced they amount of carbon dioxide and added oxygen? Photosynthesis
How is climate controlled and changed? It is controlled and changed by reflectivity of the surface, the amount and types of gases in the atmosphere, the amount of cloud cover, volcanic eruptions, vegetation cover and meteor impacts.
What are carbon sinks(reduces the amount of carbon dioxide)? Plants and Oceans
What reduced the amount of ozone in the upper atmosphere? Man made chemicals.
What affects the atmosphere's ability to hold heat? Biologic activity
The Changing of landscapes such as deforestation or destruction of habitats kill plants increases what? It increases carbon dioxide and warm areas.
Which planet had high amounts of carbon dioxide in its atmosphere and has runaway greenhouse effect and is very hot? Venus
Created by: lashayparker
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