7th Class Science Related to Competitive Exam Question Bank Work and energy

  • question_answer
    According to the law of conservation of energy

    A) energy can be created or destroyed

    B) energy can never be created or destroyed

    C) cannot be transformed from one form to another form

    D) Both (b) and (c)

    Correct Answer: B

    Solution :

        The law of conservation of energy states that energy can neither be created nor be destroyed, it can only be transformed from one form to another form.


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