A bullet of 60 gm is fired using a rifle of mass 12 Kg. Rifle recoils with a velocity of 2.5 m/s. Calculate initial velocity of the bullet

Oxygen and nutrients are moved through the body by the: a. circulatory system c. lymphatic system b. digestive system d. reproductive system

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

How can you increase the strength of an electromagnet?