PLEASEE HELPP ME THIS IS DUE TODAY ILL DO ANYTHING & BRAINLIEST :( (look at the pictures for the question)

If steel is more dense that lake water, why can a boat float

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

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