Standard Science Primary 6 Interactions

Which of the following activities is possible ONLY because of frictional force?

A A person walking on a path
B A ball falling to the ground
C A spring being compressed
D A magnet attracting iron nails
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Worked Solution

Step 1: Friction allows us to grip the ground. Step [2-9]: Without friction, feet would slip, and movement would be impossible. Step [2-9]: Walking depends on friction between shoes and the path.

Correct answer: A person walking on a path

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