Bernice left home, driving her car at a rate of 60 miles per hour. carla left 2 hours later, driving at a rate of 75 miles per hour. how long will it take carla to catch up to bernice?

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!