Foundation Science Primary 6 Interactions

Ravi is trying to push a heavy box across a carpeted floor. He finds it very difficult. Which of the following can he do to reduce the frictional force between the box and the floor?

A Put more weights into the box
B Place the box on a trolley with wheels
C Push the box with more force
D Use a rougher carpet
Show Worked Solution

Worked Solution

Step 1: Identify the goal: reduce friction. Step [2-9]: Wheels convert sliding friction into rolling friction, which is much lower. Step [2-9]: Therefore, using a trolley is the correct method.

Correct answer: Place the box on a trolley with wheels

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