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OpenStudy (anonymous):
What has changed when a gardener uses a lever to lift a rock, instead of lifting it by hand? A. Less force is applied over a shorter distance. B. More force is applied over a shorter distance. C. Less force is applied over a longer distance. D. More force is applied over a longer distance. I think A. @Librarian
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OpenStudy (librarian):
A is Incorrect
OpenStudy (anonymous):
D
OpenStudy (librarian):
That's correct
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