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A bear pushes a camping cooler across a campsite with a force of 9 N . An opposing force of friction of 0 . 5

A bear pushes a camping cooler across a campsite with a force of

9

.

An opposing force of friction of

0.5

N acts on the cooler. The bear manages to push the cooler a distance of

10

m before being startled by an even bigger bear wanting the cooler.

a. How much work is done by the applied force?

b. How much work is done by friction?

c How much useful work is done?

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