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Physics 18 Online
OpenStudy (spacemountain):

Which of the following forces causes a feather to fall slower than a bowling ball? A. gravity B. rolling friction C. sliding friction D. air resistance (my answer) @shifuyanli

OpenStudy (anonymous):

YEAH!!! It's air resistance. I suggest you read about Aristotle's and Galileo's experiment about the topic (gravity).

OpenStudy (spacemountain):

Ok awesome thanks!! ^_^ :)

OpenStudy (anonymous):

yw @^_^@

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