The mass of a subway car and passengers is 31,600 kg. If its acceleration as it leaves a station is 0.8 m/s2, what is the net force (in N) acting on it? (Enter the magnitude.)

10 points! will mark brainiest! in a heat engine if 1,000 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 initial energy was 2,000 j 1: write the equation2: 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 energy added you so much!