Stopwatch 2 Review
Safety Prec
ary
11. MAIN(idea Identify a wave that speeds up when it passes from air
to water as well as one that slows down.
distance between a
Procedure

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!