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Question

What is the function of rollers in skating shoes?

A
They utilize rolling friction.
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B
They make the shoes look beautiful.
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C
They make the shoes last longer.
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D
They reduce rolling friction.
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Solution

The correct option is A They utilize rolling friction.
While skating, special shoes having rollers are used. The reason behind this is that rolling friction is less than other types of friction. This makes it easier to move.

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