7th Class Science Winds, Storm and Cyclones Question Bank Winds, Storms and Cyclones

  • question_answer
    Upon heating, gases become lighter. Why?

    A)  Increase in molecular spaces

    B)  Decrease in molecular spaces

    C)  Breaking of molecules

    D)  Formation of new molecules

    Correct Answer: A

    Solution :

    Upon heating, the molecules in the gases go further away from each other and thus become lighter.


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