Suppose you stand on the rim of a space station. If the radius of the station is 12,000 meters, at what tangential speed must the rim of the station move in order for you to have the same weight as on the Earth?

[HINT: F =mv2/r = mg]

Please, solve for the tangential speed.

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.

What is the angular momentum of the bar about the axle?

Ways that industry and agriculture use physical properties to separate substances