But we know that’s not the case. The paradox is resolved with a slightly expanded, lesser-known version of the equation. This formulation adds in momentum, or p, and also multiplies it by the speed of ...

Instead, Einstein was able to derive a law that we still use today ... E, or energy, which is the entirety of one side of the equation, and represents the total energy of the system.

The momentum principle can then be written as the following equation. The initial momentum of the object is 1 kilogram-meter/second and with a force of 1 N for 1 sec, the final momentum is 2 kg*m/s.

Scientists at the Naval Research Laboratory - Stennis Space Center (NRL-SSC) have directly derived the air-sea momentum exchange at the ocean interface using observed ocean currents under ...