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Lesson 8 Breathing

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    science
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  • exhale means breathe ...
    in
    smaller
    out
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  • ..... means breathe in.
    breath
    inhale
    exhale
  •  15
  • When we breathe out, the lungs get ....
    bigger
    smaller
    in
  •  15
  • When we breathe ... , the lungs get bigger.
    on
    in
    at
  •  15
  • When we exhale, the ... goes out.
    air
    breath
    lungs
  •  15
  • When we inhale, the ... get bigger.
    lungs
    breath
    air
  •  15
  • What is the missing letter? _nhale
    inhale
  •  15
  • What is the missing letter? e_hale
    exhale
  •  15
  • What is the missing letter? breath_
    breathe
  •  15
  • say the correct sentence: exhale,/ get smaller./ When/ the lungs/ we
    When we exhale, the lungs get smaller.
  •  15
  • What air do we breath in?
    oxygen
  •  15
  • What air do we breath out?
    CO2
  •  15
  • Why do we breath heavily when we exercise?
    Because our body needs more oxygen.
  •  15
  • What does the hair in our nostrils do?
    They stop the dusts in the air.
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  • Where does the air travels to after passing through your nostrils?
    Trachea
  •  15
  • Why is the left lung smaller?
    Because it gives space to the heart.
  •  15