A 10 kg block is hanging inside of an elevator that is in a building is the elevator moves up what is the tension t in the cord

The gravitational force between two objects is 1600 and what will be the gravitational force between the objects if the distance between them doubles?

Abox is pushed down at an angle of 32 degrees on a rough surface. the box moves to the right.what equation should be used to find the net force in the y-direction? answers: a. fnet,y = fn - fgb. fnet,y= fp - ffc. fnet,y = fn-fg- fpcos(32)d. fnet,y = fn-fg-fpsin(32)

What defines the mass number of an isotope? a. the sum of the neutrons and protons b. the sum of the neutrons and electrons c. the number of neutrons d. the number of protons