plural of group velocity

plural of radial velocity

plural of tangential velocity

plural of information velocity

plural of Planck velocity

plural of first cosmic velocity

plural of second cosmic velocity

(astrophysics) The minimum speed needed to escape the gravitational field of a planet or other body.

The speed at which an object in free-fall and not in a vacuum ceases to accelerate downwards because the force of gravity is equal and opposite to the drag force acting against it.

(mathematics, physics) The angle turned, in a given time, by a body rotating about an axis; the rate of rotation through an angle.