A 1500-kg car moving at 30 m/s slams into a building and comes to a halt. Consider questions a and b below. Which question can be answered using the given information and which one cannot be answered? Explain. A. What impulse acts on the car? B. What is the force of impact on the car?

Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33

An object's buoyant force and weight mean the same thing.a. trueb. false

For which pair of objects would adding the same a