Livestock selection means picking out the take of feed that is best for your animal

Observations show that interstellar clouds can have almost any shape and

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!

What are the north and south poles of a solenoid change with?