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Air and Wind

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  • What is wind?
    Wind is moving air?
  • How much percent of air is Nitrogen?
    78%
  • Does air have mass?
    Yes
  • Why do plants need air?
    To make their own food.
  • What is Teacher James' favourite food?
    Pizza
  • Which is the only gas that we can breathe in?
    Oxygen
  • What gas do plants need?
    Carbon Dioxide
  • How can wind be useful?
    It can dry our clothes, cool us off, fly our kites, move our boats.
  • Which direction does hot air move?
    Up
  • What is in air?
    Oxygen, Nitrogen, Carbon Dioxide and other gasses
  • How much percent of air is Carbon Dioxide?
    1%
  • How can wind be a nuisance?
    It can blow us away, blow our things away, make us cold, cause tornados.
  • What is the layer of air around the Earth called?
    Atmosphere
  • Where is teacher James from?
    Vancouver, British Columbia, Canada, North America.
  • Does air have a shape?
    No
  • What causes wind?
    A difference in temperatures.
  • How much percent of air is oxygen?
    21%
  • What does the atmosphere do?
    It maintains the Earths temperature. It protects the it from flying objects. Protects us from the Suns UV rays.
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