Foundation Science Primary 6 Interactions

Why do car tyres have deep treads?

A To increase friction and provide better grip
B To help the car travel faster
C To decrease friction on wet roads
D To make the car look better
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Worked Solution

Step 1: Treads help to channel water away and maintain contact with the road. Step [2-9]: This increases the frictional force (grip), preventing the car from skidding.

Correct answer: To increase friction and provide better grip

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