2. Questions Bank
  3. 7th Class
  4. Science
  5. Physical and Chemical Changes

7th Class Science Physical and Chemical Changes Question Bank Physical and Chemical Changes

  • question_answer
    Pooja took a candle in a vessel and heated the vessel. Even though the candle did not burn, it changed its shape and state. What kind of change is this?

    A)  Neutralization

    B)  Physical change

    C)  Chemical change

    D)  Irreversible change

    Correct Answer: B

    Solution :

    The candle melted on heating but no new substance is formed. So, it is a physical change.


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