do you agree with statment."friction is both good and evil."explain with examplain
Answers
Answer:
Friction is friend (Advantages) :
(i) Friction allows us to grip and catch different objects.
(ii) It helps us to walk comfortably on the surface.
(iii) It helps to minimise the speed or to stop the moving objects.
(iv) It helps us to write on paper or blackboard.
(v) The things do not move from their places due to friction.
Friction is foe (Disadvantages) :
(i) Friction causes wear and tear in objects.
(ii) It causes damage the parts of machines.
(iii) The machines or tools require regular maintenance due to which a lot of money is wasted.
(iv)It reduces the speed of moving objects so more force is required.
(v)It does not allow the free movement of objects.
Explanation:
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Answer:
Friction helps us in walking and running. when we walk, there is friction between our foot ( or the sole of our shoe ) and the ground. This prevents you from slipping . on the other hand, If you try to walk on a wet floor on a wet floor , you tend to slip because the water reduces the friction between your foot.
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