One person is pushing to the right with force of 10 n the other person is pushing to the left with a force of 7 n which of the following best describes the movement of the table? (a) the table will move to the left with a force of 3n (b) the table will not move (c) the table will move to the right with a force of 3n (d) the couch will move to the left with a force of 17 n

In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added