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Published byCaren Holmes Modified over 9 years ago
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Gasses make up the air around us Primary gasses are Nitrogen and Oxygen Small amounts of many other gasses are present.
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A. Troposphere (0km – 10km) 75% of all air in atmosphere All weather takes place here Temps warmer near Earth’s surface Temp decreases as altitude increases B. Stratosphere (10km – 50km) Temp increases with altitude Contains most of Ozone Gas C. Mesosphere (50km – 200km) Coldest layer in atmosphere Temperature decreases with altitude D. Thermosphere (200km – 500km) Air particles spread out Particles disturbed by energy from Sun produce visible auras. 10km 50km 200km 500km
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