1. Origin of the Law of Gravitation 2. Newton's Law of Universal Gravitation Chapter 14 3. The Gravitational Gravitation Constant 4. Gravitation Near the Earth's surface 5. The two shel Theorems 6. Gravitational Potential Energy 下一页Chapter 14 Gravitation 1. Origin of the Law of Gravitation 2. Newton’s Law of Universal Gravitation 3. The Gravitational Constant G 4. Gravitation Near the Earth’s surface 5. The Two Shell Theorems 6. Gravitational Potential Energy