Crash Course
The Physics of Music: Crash Course Physics
Music plays a big part in many of our lives. Whether you just like to listen or you enjoy playing an instrument, music is powerful. So what is music? How does it work? What are the physics of music? In this episode of Crash Course...
Curated Video
How to Make a Pink-Eraser Casing for Your USB Drive
Use erasers to make a crafty casing that'll hide and protect your thumb drive.
Flipping Physics
2019 #5 Free Response Question - AP Physics 1 - Exam Solution
My solutions to Free Response Question #5 from the 2019 AP Physics 1 Exam. This question is about standing waves in open and closed pipe instruments. Also included are my reflections on how to get perform better on the exam.
Flipping Physics
Wind Instrument Frequencies
The equations for the harmonic frequencies of open and closed pipe wind instruments are derived. An animation of a longitudinal standing wave pattern in a closed pipe is shown. Displacement and pressure nodes and antinodes are shown.
Other
Physics Eh: Reflection of Waves in Physics
A good explanation of what happens when a crest or a trough wave hits a fixed or a closed end. Includes a simple but excellent demonstration of how this works. [3:40]
Khan Academy
Khan Academy: Exchange Traded Funds (Et Fs)
Comparing ETFs, open-end, and closed-end funds. [5:01]