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Author Question: A person runs up a long flight of stairs in 10 seconds. If the person's weight is 600 N and the ... (Read 23 times)

Destiiny22

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on: Jul 28, 2018
A person runs up a long flight of stairs in 10 seconds. If the person's weight is 600 N and the vertical height of the stairs is 20 meters, the person's power output is __________.
 Fill in the blank(s) with correct word

Question 2

A 2 kg car moving towards the right at 4 m/s collides head on with an 8 kg car moving towards the left at 2 m/s, and they stick together. After the collision, the velocity of the combined bodies is __________ m/s pointing __________.
 Fill in the blank(s) with correct word


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DylanD1323

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Reply #1 on: Jul 28, 2018
Answer to Question 1

1,200 W

Answer to Question 2

0.8, towards the left


Destiiny22

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Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

Joy Chen

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Reply 3 on: Yesterday
Wow, this really help

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