Which of the following are density labels?
a. kg/l
b. g/m
c. g/ml
d. cm/g

Phase changes are chemical changes. true or false

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is

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!