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7th Class Science Water: A Precious Resource Question Bank Water - A Precious Resource

  • question_answer
    Which of the following graphs correctly shows the expansion of water at a temperature of \[4{{\,}^{o}}C?\]

    A)                                               

    B)

    C)                                                

    D)       

    Correct Answer: B

    Solution :

    Water when heated, first contracts till \[4{{\,}^{o}}C.\] At \[4{{\,}^{o}}C\]its volume is the least and then starts expanding from \[4{{\,}^{o}}C\]onwards.


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