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Spheres and layers

This is about earths 4 spheres and layers of the atmosphere

TermDefinition
Biosphere Includes all living things including people
Geo-sphere Includes the layers of the earth, rock formation and soil.
Atmosphere A mixture of gases surrounding earth, including air
Hydrosphere Earth's water
Troposphere Layer where living things are found and weather occurs
Stratosphere Above troposphere- most ozone is here
Mesosphere Above stratosphere-coldest layer-temperature as lo as -130 degrees F
Thermosphere Above mesosphere-Very hot and thin-thousands of degrees hot!
Exosphere Above thermosphere-outer most layer-no air molecules
Created by: Sarahp787
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