Newton's third law states, that for every action, there is an equal and opposite reaction. In this case, the third law of motion is relevant to the egg being dropped, as the forces for gravity are pulling downwards, the air drag is pushing up on the egg. As well as the force of the ground when the egg lands.
A short circuit is an electrical circuit that allows a current to travel along an unintended path. It has no or very low electrical impedances. The opposite of a short circuit
