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Conceptual 6-1(B)

Last updated over 2 years ago
7 questions
Required
2

Match the type of work to its impact:

Draggable itemCorresponding Item
Positive work
Adds energy
Negative work
Removes energy
Two bobsledders and their sled have a combined mass of 500 kg. It is initially stationary, but the athlete in back pushes it over the course of 3 meters and gets it up to a speed of 2m/s.
Required
1

What is the KE of the sled before the push?

Required
1.5

What is the KE of the sled after the push?

Required
1.5

How much work was done?

Required
1

Since the force and displacement are in the same direction, this push represents _____________ work

Required
2

How much force did he push with?

Required
1

Complete the energy diagram: