If I drop a penny onto a slowly rotating turntable, I see that the
penny begins rotating at the same rate. What force diagram describes
how the coin gained this rotational KE?
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Chuck Britton Education is what is left when
britton@odie.ncssm.edu you have forgotten everything
North Carolina School of Science & Math you learned in school.
(919) 286-3366 x224 Albert Einstein, 1936