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July 30, 2014

Homework Help: physics

Posted by Jon on Tuesday, April 1, 2008 at 10:16am.

14)The cable of the elevator you are riding in breaks and the elevator begins to freefall at terminal velocity to the ground. Why would jumping up right before impact still not help you survive?

A)Because your overall inertia is down
B)Because you would be accelerating up
C)Because you are weightless
D)It would help you survive

I got C

15)If a horizontal force applied on a resting object is greater than the force of friction, the object will.

A)move at a constant velocity
B)accelerate in the direction of the applied force
C)move backwards
D)stay at rest

I got B

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