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AIR AND WIND

  •  English    14     Public
    Air and wind for early grades.
  •   Study   Slideshow
  • Who needs air?
    All living things
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  • Heat changes water into
    Water vapor or steam.
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  • Where is air?
    All around us
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  • How can we feel air? Give one example.
    Blowing air on our hand, riding bicycle etc.
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  • We should grow more___________ to keep the air fresh and clean.
    plants/ trees
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  • What happens to wet clothes exposed to the heat (the sun) and air?
    They dry (the water evaporates).
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  • How do we use wind?
    breathing, sail boat to sail, wind mills to move, kites to fly, dry clothes etc
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  • What do we use to check the direction of wind?
    Wind vane
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  • Which instrument is used to measure speed of wind?
    Anemometer
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  • Gentle wind is ____________
    hurricane
    breeze
    storm
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  • What do we call strong wind with by thunder, rain and lightening?
    Storm
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  • Wind mills are used for ______________
    To make electricity/ to grind grains/ to draw water from ground
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  • True or False: wind can help us and hurt us.
    True
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  • What is wind?
    Air that moves.
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