In a local bar, a customer slides an empty beer mug down the counter for a refill. the height of the counter is 1.18 m. the mug slides off the counter and strikes the floor 1.20 m from the base of the counter.
with what velocity did the mug leave the counter?
what was the direction of the mug's velocity just before it hit the floor?

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 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 energy added you so much!