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3 years ago

13

A 50 kg ice skater moving at 5 m/s collides with a second stationary skater with mass 70 kg. The skaters cling together after th

e collision and move without friction. Compute their speed after the collision.(3 sig figs)

1 answer:

Aleksandr [31]3 years ago

6 0

Answer: v=2.08m/s

Check the pic for explanation

Explanation:

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3 years ago

A 5,400 W motor is used to do work. If the motor is used for 640 s, about how much work could it do?

Gemiola [76]

Answer:

3,500,000 J

Explanation:

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