Physics, 03.07.2019 00:00, GrainLeaf

1.) ball bearings are placed between skateboard wheels and other moving parts because a) static friction is easier to overcome than sliding friction b) fluid friction is easier to overcome than rolling friction c) rolling friction is easier to overcome than sliding friction d) sliding friction is easier to overcome than rolling friction

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1.) ball bearings are placed between skateboard wheels and other moving parts because a) static fr...