Two small objects, with masses m and M, are originally a distance r apart, and the gravitational force on each one has magnitude F. The second object has its mass changed to 2 M, and the distance is changed to r/4. What is the magnitude of the new gravitational force?

Which of the following statements are true of solids? a.the particles do not vibrate. b.the particles are in a fixed location. c.they have strong intermolecular forces between the atoms or molecules. d.the particles have less kinetic energy than those of liquids or gases.

Lets say that an object of a certain volume has a certin mass. what happens to its mass when you double its volume?

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter