Newton’s Laws of Motion Explained in 30 Seconds 🚀

追加: 2026-05-23

Newton's Three Laws of Motion describe the fundamental relationship between forces and motion: the first law states that an object remains at rest or in uniform motion unless acted upon by an external force (inertia); the second law states that force equals mass times acceleration (F=ma); and the third law states that for every action, there is an equal and opposite reaction.