Anet force of 10.0 n causes an object to accelerate at 2.00 m/s^2. what is the mass of the object? 0.200 kg 0.400 kg 5.00 kg 8.00 kg 20.0 kg

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!