Through which medium would sound travel FASTEST? A) the air in your home
B) shouting underwater in a swimming pool
C) the air outside your home in July
D) or banana pudding

Which property of fossils allow scientists to determine the relative rock ages..

Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.

The necleus of an atom is made up of what subatomic particles?