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The air around us

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    Air
  •   Study   Slideshow
  • The air that is everywhere is called?
    Earth’s atmosphere
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  • Water vapor is a component of ___________.
    Air
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  • What percentage of the air is oxygen?
    21%
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  • 78% of the air is ______________.
    Nitrogen
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  • Other things in the air make up _______ percent of the air.
    0.96
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  • 0.04% of the air is made up of?
    Carbon dioxide
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  • Air pollution can be caused by _______________________.
    Natural events and human actions.
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  • Volcanic eruptions are _________ __________ that cause air pollution.
    Natural events
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  • Smoke, ash, and many gases like carbon monoxide and sulphur dioxide are sent into the air by _________ ___________.
    Volcanic eruptions
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  • __________ send smog into the air causing acid rain.
    Factories
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  • Burning of fuel in engines give off ______________________.
    Carbon monoxide
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  • Raise awareness and do not burn trees, are __________________.
    Ways to solve air pollution
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  • We should not burn garbage because it __________________
    Gives off toxic smoke
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  • “Make laws to control factory works” is one of the _______________________.
    Ways to solve air pollution
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  • Why should we plant trees?
    Because trees help clean the air.
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  • How can we reduce the use of personal cars?
    Encourage people to use more public transport
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