All forces in the universe occur in pairs. This from Sir Issac Newton's third law of motion. As one object exerts a force on another, the second object reacts by exerting an equal and opposite force on the first. True for planets, billiard balls, and people.
The dualism of reaction
The dualism of reaction
The dualism of reaction
All forces in the universe occur in pairs. This from Sir Issac Newton's third law of motion. As one object exerts a force on another, the second object reacts by exerting an equal and opposite force on the first. True for planets, billiard balls, and people.