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OpenStudy (fanduekisses):
Physics HELP!
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OpenStudy (fanduekisses):
OpenStudy (fanduekisses):
Which mass has the greatest PE before release? isn't it mass 3?
OpenStudy (skullpatrol):
yes
OpenStudy (skullpatrol):
since PE = mgh
OpenStudy (fanduekisses):
oh ok what about Which mass has the greatest speed as they reach the bottom? wouldn;t it be mass 3 again?
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OpenStudy (skullpatrol):
yep
OpenStudy (fanduekisses):
why?
OpenStudy (fanduekisses):
because of the lack of force from a slide?
OpenStudy (skullpatrol):
yes, nothing slows it down, right?
OpenStudy (fanduekisses):
How much work does gravity do on mass 2 on the trip to the bottom?
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OpenStudy (skullpatrol):
Define work.
OpenStudy (fanduekisses):
w= force x distance
OpenStudy (fanduekisses):
so 19.8 * 5 =98?
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