the weight of a body kept at a distance of 6.4 x 10⁶m from the centre of the earth is 40 n. calculate its weight when it is shifted to a distance of 1..28 x 10⁷m from the centre of the earth.​

Picture a all traveling at a constant speed around the inside of a circular structure. is the ball accelerating? explain your answer

An ascending elevator, hanging from a cable, is coming to a stop. part a part complete identify all forces acting on the elevator from the list below. select all that apply. select all that apply. kinetic friction normal force tension weight static friction submitprevious answers correct part b draw a free-body diagram of the object. draw the vectors starting at the black dot. the location and orientation of the vectors will be graded. the exact length of your vectors will not be graded but the relative length of one to the other will be graded.

What would be the radius of the earth if it had its actual mass but had the density of nuclei? express your answer to two significant figures and include the appropriate units.