This apparatus gives students the chance to separate out the effects of mass from those of the pull of gravity, and that's...
In both cases, the skewer moves further through the apple each time you hit it because of the apple’s inertia.
As you turn, the hanger remains almost stationary! The friction between your head and the wire is very low so the hanger doesn...
The egg doesn’t go flying because the sideways force is only on the mat and the bottom of the tube, not the egg.
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