I think it is 5.25 im just not sure could anyone answer it Question 10
1 pts
A 7kg bowling ball traveling at 6m/s hits a second stationary ball. The bowling ball stops and
sends the second 8kg ball into motion. Find the second balls velocity after the collision.
0 8.65m/s
42m/s
11.25m/s
O 5.25m/s

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final