7th Class Science Heat Question Bank Heat

  • question_answer
    What enables birds to glide effortlessly in the air?

    A)  Conduction of heat in the air

    B)         Radiation through the atmosphere

    C)         Convection currents of air

    D)         More sugar in their body cells

    Correct Answer: C

    Solution :

    The convection currents of air help birds glide effortlessly in the air.


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