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Troposphere : contains earthly life and weather
Stratosphere : contains ozone, absorbs harmful rays
Mesosphere : where meteors burn up, creating shooting stars
Thermosphere : contains auroras
Exosphere : where the atmosphere merges with space
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Nitrogen [N/ELEMENT #7] : 78%
Oxygen [O/ELEMENT #8] : 20.95%
Argon [AR/ELEMENT #18] : 0.93%
Carbon Dioxide [CO2/ELEMENTS #6 and #8] : 0.038%
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Airplane : highest capacities, very widely used
Jet : mostly for tactical use, recently available for commercial transportation
Helicopter : tactical use as well as rescue missions and transportation of VIP
Shuttle : currently strictly government space missions, but civilian use available soon
Wings : used by birds; humans have attempted to emulate but to no avail
Autogyro : civilian use, mostly for hobbyists and sightseers
Hot Air Balloon : first method of human flight, presently used mostly for recreation
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Clouds : condensed water vapor in the trophosphere forming puffy white magical mass; cause rain
Lightning : atmospheric discharge of electricity; can reach 60,000° F and 100,000 MPH
Meteoroid : small object entering earth's atmosphere that burns up before reaching the crust
Moon : Earth's sole natural satellite; creates tides of the ocean
Stars : giant balls of plasma, occupying most of visible space; surface temp. reaching 10,000°+ F
Sun : (latin: SOL) the only star in our solar system; makes up 99.8% of our solar system's mass
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Birds : egg-laying warm-blooded vertebrate with charactaristic beak, feathers, and wings
UFOs : (unidentified flying objects) objects which cannot be identified; possible extra-terrestrial
Skydivers : homosapien ejected from a plane with an attached parachute in order to safely land
Balloons : spherical rubber object full of helium; most likely a child's long lost possession
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