Sound

This lesson will look at an example question involving sound. This lesson will draw diagrams to give a step by step explanation of how to derive the correct equation and better explain the concept.

This lesson provides an anatomic explanation and the physics of why helium changes the sound of your voice

This lesson will look at an experiment and will give an explanation of the speed of sound. This lesson will take a step by step look to better explain the concept. Ms. Twu's AP Physics B / AP Physics 1 and 2 lesson videos are designed for students who have never had physics before. These videos are also used for "flipped classroom" teaching at Eleanor Roosevelt High School. Her AP Physics C lesson videos are designed for students who are at least taking pre-calculus concurrently.