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biology

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  • How many gases do our atmosphere have and which are them?
    5 gases.They are oxygen,nitrogen,carbon dioxide,water vapour and ozone.
  • what are aerosols?
    Any particle that gets picked up into the air or is formed from chemical reactions in the air can be an aerosol.
  • What causes air pollution?
    Certain gases in the atmosphere can cause air pollution.
  • How does air pollution affect our health?
    Long time exposing to air pollution can create diseases of the heart and lungs, cancers and other health problems.
  • From what is air pollution caused?
    Air pollution is caused by solid and liquid particles and gases that are suspended in the air.
  • What is smog?
    When particles in the air combine with ozone, they create smog.
  • What is Ozone?
    Ozone is a greenhouse gas that can be both good and bad for our environment.