6th Class Science Air Around us Question Bank Air around us

  • question_answer
    Glass panes usually appear hazy because

    A)  water vapour settles on tiny dust particles on glass surfaces.

    B)         chemical reactions take place on the glass surfaces.

    C)         it is the property of all transparent substances.

    D)         they have been used over a long time.

    Correct Answer: A

    Solution :

    Glass panes usually appear hazy because water vapour settles on the tiny dust particles on glass surfaces.


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