You rub a balloon along your cat's back, causing the cat's fur to stand up. what is the charge on the
balloon and on the cat's fur?
a. charge on balloon:
b. charge on cat's fur:

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!