a student writes the formula for velocity v = 2 √GM/R. check the correctness of the formula by the method of dimension

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.

The amount of potential energy possessed by an elevated object is equal to what?

To a of 4 x hz is 1. 0. mm nm nm