2) Identical twins stand on opposite sides of a spinning merry-go-round. What would happen to the rate of rotation of the merry-go-round if the twins a) walked to the center on the merry-go-round and sat down?
2) Identical twins stand on opposite sides of a spinning merry-go-round. What would happen to the rate of rotation of the merry-go-round if the twins a) walked to the center on the merry-go-round and sat down?
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Transcribed Image Text:2) Identical twins stand on opposite sides of a spinning merry-go-round. What would happen to
the rate of rotation of the merry-go-round if the twins...
a) walked to the center on the merry-go-round and sat down?
I
b) walked in the direction of rotation of the merry-go-round?
c) walked in the opposite direction of the rotation of the merry-go-round?
3) Treat the Earth a sphere of constant density. What is its angular momentum about its axis?
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