Instructional Video1:57
Curated OER

The Doppler Effect

7th - 9th
Now this is a very good demonstration of the Doppler Effect and how it works. A police car with its siren blazing is filmed as it travels closer and then farther away. The effect is explained through text and an illustration. Good video.
Instructional Video4:18
Curated OER

Terminal Velocity: the Physics of iFLY

5th - 8th
Help learners understand terminal velocity, gravity, and a basic concept of physics. Drag, air resistance, and force are described with excellent examples and easy to follow narration. Compose a worksheet containing key vocabulary...
Instructional Video1:30
Curated OER

MusicÕs True Form

6th - 9th
The true form of music is explained in 45 seconds. Viewers will learn that it is enjoyed by people and is made up of sound waves. A short yet accurate description of music.