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
    Glowing of an electric bulb is a ________ change.

    A) physical

    B) chemical

    C) Both physical and chemical

    D) None of these

    Correct Answer: A

    Solution :

    Since, no new substances are formed in this change, it is a physical change.


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