In which situation is no work being done ? A.) a person carrying a box from one place to another B.) a person picking up a box from the ground C.) A person pushing a box from one place to another D.) a person pulling a box from one place to another

In the 1980's, congress authorized the u.s. department of energy to build the wipp facility in the chicuahuan desert in new mexico. what is the purpose of wipp?

Determine the maximum r-value of the polar equation r =3+3 cos 0

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.