Air
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Air

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Air Presentation Transcript

  • 1. Air and the AtmosphereAir and the Atmosphere The atmosphere is all the air thatThe atmosphere is all the air that surrounds the Earth.surrounds the Earth.
  • 2. AirAir  Air is a mixture of different gases, likeAir is a mixture of different gases, like nitrogen and oxygen.nitrogen and oxygen.
  • 3. Air is important in allowing things toAir is important in allowing things to burnburn
  • 4. Fish need air that is in water to liveFish need air that is in water to live
  • 5. Animals need to breath air in order to stay alive. Animals take the air into their lungs. The lungs take the OXYGEN out of the air and expel CARBON DIOXIDE.
  • 6. USING AIRUSING AIR As well as breathing, we can use air for many different purposes. These include: Sailing Hair drying Flying Balloons Parachuting Kite Flying
  • 7. Earth’s atmosphere is made upEarth’s atmosphere is made up of 5 different layers thatof 5 different layers that protect us from the Sun’s rays.protect us from the Sun’s rays.
  • 8. The first layer of the atmosphere isThe first layer of the atmosphere is the…the…  The troposphere is the layer of the atmosphere nearest toThe troposphere is the layer of the atmosphere nearest to earth.earth.  All weather changes happen in the troposphere.All weather changes happen in the troposphere. TROPOSPHERETROPOSPHERE
  • 9. The second layer of theThe second layer of the atmosphere is the…atmosphere is the…  Some jets fly in this layer.Some jets fly in this layer.  The ozone layer is inThe ozone layer is in stratosphere. It protects usstratosphere. It protects us from the ultraviolet rays offrom the ultraviolet rays of the Sun.the Sun. STRATOSPHERESTRATOSPHERE
  • 10. The third layer of the atmosphereThe third layer of the atmosphere is the…is the…  is the coldest layer of theis the coldest layer of the atmosphere.atmosphere.  Meteors burn up in thisMeteors burn up in this layer.layer. MESOSPHEREMESOSPHERE
  • 11. The fourth layer of the atmosphereThe fourth layer of the atmosphere is the…is the…  The thermosphere is the hottest layer of the atmosphere.The thermosphere is the hottest layer of the atmosphere. THERMOSPHERETHERMOSPHERE
  • 12. The last layer of the atmosphere isThe last layer of the atmosphere is the…the…  The exosphere is theThe exosphere is the layer that is close tolayer that is close to space.space.  Satellites orbit earthSatellites orbit earth in the exosphere.in the exosphere. EXOSPHEREEXOSPHERE