Acue ball with a mass of 0.170kg is moving at a speed of 15.0m/s toward the 5-ball (which has a slightly lower mass of 0.160kg) that is at rest. if the balls hit and bounce apart with the cue ball coming to a complete stop, what is the new speed of the 5-ball?

Plss anybody know how to do this? ? i need the answers from a through d

What happens to the light rays when they hit the specimen?

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.