The moon most likely formed a. from a collision of earth with a mars-sized object. b. in another region of space and drifted toward earth. c. from material in the solar system that came together. d. in the same way as earth formed.

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 average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?

The diagram shows four locations in the electric field of a positive point charge m. at which location is the electric potential the greatest.