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6th Class Science Sorting Materials into Groups Question Bank Sorting Materials into Groups

  • question_answer
    Why does a drop of water that falls on a glowing electric bulb causes the bulb to burst?

    A)  Because glass conducts electricity.

    B)  Uneven cooling of the glass takes place.

    C)  Because water freezes the bulb.

    D)  Because glass conducts more heat.

    Correct Answer: B

    Solution :

    Glass is a bad conductor of heat. When a drop of water falls on a glowing electric bulb, it bursts due to uneven cooling.


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