The pitch of sound and how it relates to the frequency of sound waves, and what infrasound and ultrasound are.
Explains the sound concepts of frequency, pitch, and amplitude using instruments and Audacity.
Reviews definitions of the frequency and pitch of sound, how pitch is determined by frequency, and what infrasound and ultrasound are.
Learn how students in a poor community in Paraguay play musical instruments made from trash and how instruments change the pitch and loudness of sounds.
Discover how musical instruments are tuned to have the same pitch and how pitch depends on the frequency of sound waves.
Discover how the Doppler effect works and some of its real-world applications.