Troposphere: Only layer to support life, Most weather occurs here (Tropos means change), 1st layer from Earth (5-9 miles thick), Stratosphere: 2nd layer from Earth (22 miles thick), Ozone layer found here, Strat means Layers - Cold, heavy bottom layerlayer, Mesosphere: Middle layer (3rd Layer from Earth), Lots of iron dust from meteors, Meteors burn up in this layer, Thermosphere: Hottest layer - 4,500 degrees F, 4th layer from earth (319 miles thick), ISS (International Space Station), Exosphere: Outermost layer of atmosphere (Exo means Outside), Least dense of all layers - No oxygen, Last layer before outer space6,200 miles thick, Ionosphere: Crosses the Mesosphere,Thermosphere, and Exosphere, Aurora Borealis (Northern Lights), Ions (electrical charged particles) are affected by the magnetic fields of both Earth and the sun,

Layers of the Atmosphere Information Wordwall

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