Question

why do wheels on skates not have grooves​

Answer 1

Explanation:

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grooves basically create more friction which keeps the vehicles on track (like mountain vehicles), but more friction means decreasing speed & we don't want that in some cases ( Racing Cars) the wheels in such cases only need to go fast in plain road so no need of much friction plus the rubberised wheels of the skates.

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Answer 2

Answer:

grooves basically create more friction which keeps the vehicles on track (like mountain vehicles), but more friction means decreasing speed & we don't want that in some cases ( Racing Cars) the wheels in such cases only need to go fast in plain road so no need of much friction plus the rubberised wheels of the skates ...

Explanation:

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