6th Class Science Changes Around us Question Bank Changes Around us

  • question_answer
    A very hot glass on putting under cold water cracks. This change is due to _______.

    A) expansion       

    B)          contraction

    C) formation of new substance

    D) None of these

    Correct Answer: B

    Solution :

        This is due to contraction when outer surface of glass comes in direct contact with cold water it contracts more compared to the inner surface of the glass that is not indirect contact with cold water.


You need to login to perform this action.
You will be redirected in 3 sec spinner