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Muench atmosphere

QuestionAnswer
air the mixture of gases surrounding the planet; on Earth, mostly (99%) nitrogen and oxygen
troposphere layer of atmosphere closest to the ground extending to 5-7 miles (10 km); contains about 75% of the mass of the atmosphere; where climate and weather are
stratosphere second layer of atmosphere extending to 30 miles (about 50 km) above sea level; includes ozone, which blocks harmful UV rays
mesosphere third layer of atmosphere extending from stratosphere to about 53 miles (85 km); least studied because it's above where weather balloons can go and below where satellites can go
thermosphere fourth layer of atmosphere extending up to 600 miles (1,000 km) above the ground; often considered part of outer space
exosphere end zone of atmosphere, where gas particles can freely escape Earth to space
weather the state of the atmosphere for a given place of time in terms of temperature, moisture, wind, clouds
climate weather conditions common to an area over the long term
Created by: kmuench
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