A 70 kg boy and a 50 kg girl are balanced on an off-centered seesaw. If they bot
ID: 2216923 • Letter: A
Question
A 70 kg boy and a 50 kg girl are balanced on an off-centered seesaw. If they both move forward so that they are one-half their original distance from the pivot point, what will happen to the seesaw? The side the boy is sitting on will tilt downward. The side the girl is sitting on will tip downward. Nothing, the seesaw will remain balanced. It is impossible to say without knowing the masses and the lever arms. For a rolling (and not slipping) object, all the particles of the body have the same angular velocity there are always three simultaneous axes of rotation. there are always two simultaneous axes of rotation. acceleration is always zero none of these is trueExplanation / Answer
b c
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