Find the ratio of the gravitational force between two planets if the masses of both planets are quadrupled but the distance between them stays the same.

According to social exchange theory, altruistic behaviors benefit the individual who performs them. t/f

If the force applied to an object remains constant, is more power needed for the object to move faster ? explain

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward