8th Class Science Friction Question Bank Friction HOTS Objective Problems

  • question_answer
    The tyres of vehicles get heated after they move on road. This is because of the

    A)  Conversion of potential energy into heat energy

    B)  Absorption of heat from the atmosphere

    C)  Friction between the tyres and the road

    D)  Conversion of mass into energy

    Correct Answer: C

    Solution :

      Force of friction has many disadvantages associated with it. For example, the friction between the tyres of cars and the road generates heat. This heat causes the heating up of the tyres. As a result of this, tyres get worn out soon. The correct answer is C.


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