The three charges, A-39, B=q, and C=2q are evenly spaced in a line. Rank them from greatest electrostatic force to least electrostatic force.

What causes the formation of ocean currents?

Most of the volume of an atom is occupied by the

Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory