1.Equally massive cars collide, where one was stationary and the other was moving to the right. What is the end result of this collision (be as specifis as possible and explain how you know this.

Aboxcar traveling at 12 m/s approaches a string of 5 identical boxcars sitting stationary on the track. the moving boxcar collides and links with the stationary cars and they all move off together along the track. what is the final speed of the cars immediately after the collision? (you may take the mass of each boxcar to be 18,537 kg.)

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?