Aboy and a girl are riding on a merry-go-round that is turning. the boy is twice as far as the girl from the merry-go-round's center. if the boy and girl are of equal mass, which statement is true about the boy's moment of inertia with respect to the axis of rotation? g

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One object has a mass of 1 kg and another object has a mass of 3 kg. if the speeds are the same, which of the following is true about their kinetic energy?

What would be the result of an alpha particle coming into a magnetic field? a) the alpha particle will stop moving. b) the alpha particle will reverse its direction. c) the alpha particle will be deflected in a curve path. d) the alpha particle will continue to travel in a straight line.