Askier has an acceleration of 2.5 m/s2. how long does it take her to come to a complete stop from a speed of 18 m/s? a. 3.4 s b. 7.2 s c. 15.5 s d. 0.14 s

The momentum of an isolated system is conserved a) only in inelastic collisions. b) only in elastic collisions. c) in both elastic and inelastic collisions

Aball is thrown straight up into the air with a speed of 21 m/s. if the ball has a mass of 0.1 kg, how high does the ball go? acceleration due to gravity is g = 9.8 m/s^2. a. 22.5 m b. 20.0 m c. 25.0 m d. 17.5 m

How is zig zagging a form of acceleration?