9. Which of the following does not contribute to the potential energy of an object? height of the object above the Earth's surface gravitational constant or g of the Earth velocity of the object mass of the object

According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2