Mr Shone’s Physics Web Sec 3 Advanced Physics Current Topic: 2. Optics: Reflection, Refraction & Lenses Next Topic: 3. Kinematics Sec 4 Physics Current Topic: 12. Waves & Sound Next Topic: 13. Electrostatics Physics Joke of the Day Q: What did the dog say to the physicist? A: “My favorite frequency is 22,000 hertz but you’ve probably never heard of that.”