Audio
Other

Science Museum of Minnesota: Wild Music: About Sound: Mosquito [Hearing Test]

9th - 10th
How good is your hearing? Take a hearing test to determine the range of frequencies that you, other humans, and other animals can hear.
Instructional Video
Khan Academy

Khan Academy: Vi Hart: What Is Up With Noises?

9th - 10th
Video illustrating and explaining some of the mathematical and wave properties behind sound, frequency, and pitch. [12:49]
Instructional Video
Khan Academy

Khan Academy: The Science and Mathematics of Sound, Frequency, and Pitch

9th - 10th
Video illustrating and explaining some of the mathematical and wave properties behind sound, frequency, and pitch.