Guess what? ? i'll make you brainliest! answer this quickly!

which of the following characteristics do all of the outer planets have in common?

a) they have many moons.

b) they are small and solid.

c) they rotate slowly and are large and solid.

d) they rotate quickly and are large and gaseous.

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!