The weight of a body above the surface of the Earth is inversely proportional to the square of its distance from the center of the Earth. What is the effect on the weight when the distance is multiplied by 2?

A.

The weight is multiplied by 4.

B.

The weight is divided by 4.

C.

The weight is divided by 2.

D.

The weight is multiplied by 2.

Energy is the ability to do work which measures what

Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?

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.