Explanation:
During the sharpening process,
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dejaf3lj
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7Friction is the force that generates heat whenever two objects slide against each other. ... When a skate moves over the surface of ice, the friction between the skate and the ice generates heat that melts the outermost layer of ice. But ice is still slippery even when you're standing still..
i hope it will help you.
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kieranthql
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