When bouncing a ball, the bouncing motion results in the ball
a) becoming warm
b) changing position
c) increasing in entropy
d) staying in the same place

You have been called to testify as an expert witness in a trial involving a head-on collision. car a weighs 1515 lb and was traveling eastward. car b weighs 1125 lb and was traveling westward at 44.0 mph. the cars locked bumpers and slid eastward with their wheels locked for 22.5 ft before stopping. you have measured the coefficient of kinetic friction between the tires and the pavement to be 0.750 . how fast (in miles per hour) was car a traveling just before the collision? (this problem uses english units because they would be used in a u.s. legal proceeding.)

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

Which lists the organs in the correct order as food passes from the mouth to anus?