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Friction
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10/05/2021 1:03 pm
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Give five examples to show that friction is increased deliberately.
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10/05/2021 1:04 pm
- Atheletes wear spiked shoes to help them run fast.
- Mountaineers wear spiked shoes while walking on snow.
- The tyres of vehicles are grooved.
- The roads are made rough.
- The blackboard is made rough.