You push an 8 kg ball and a 5 kg ball forward and want the balls to reach the finish line at the same time. How should you push the balls?

answer: the correct answer is   air pressure at the top of mount everest is higher than at the bottom of the grand canyon.

hope this : )

explanation:

it doesn't. it was imagined up in the middle ages.

mass and volume are the answers you are looking for

one "light year" is the distance that light travels, through vacuum, in one julian year.   that's 365.25 days, of 24 hours each.