layers of the atmosphere name class period. thermosphere upper level of the atmosphere extremely...

Layers of the AtmosphereLayers of the Atmosphere

NameName

Class PeriodClass Period

ThermosphereThermosphere

• Upper level of the atmosphere

• Extremely high temperature

• Doesn’t feel hot because of so few air molecules

• Auroras occur here (Northern Lights)

• Some sattellites orbit here

ThermosphereThermosphere

MesosphereMesosphere

• Air is thin

• Friction between meteors and air molecules burn up most meteors

• Trail of burning meteors is a shooting star

MesosphereMesosphere

Meteor

Northern Lights - Auroras

StratosphereStratosphere

• Temperature increase from bottom to top

Higher temperature because of ozone layer absorbs from ultraviolet rays

• Some jet planes fly here to avoid storms

StratosphereStratosphere

Ozone layer

Jet plane

TroposphereTroposphere

• Layer where nearly all life exists

• Tropo means turning, layer where air turns

• Layer where Earth’s weather occurs

• ¾ of atmosphere by weight

• Holds nearly all water vapor

• Approximately 5 miles high ( 11 miles at equator

TroposphereTroposphere

Airplanes

Life

Weather

Picture of LayersPicture of Layers