what is the momentum of a 65 kg man riding a 1260 kg race car moving at a velocity of 10.5 meters/second

What is the most useful equation for electric power?

Which articulations allow for greatest range of motion?

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