Identify how ratios can be used to plot the harmonic series of a single vibrating surface. A wind player demonstrates that the sounds of woodwinds and brass instruments are not produced by just blowing into a horn. Discover how instruments that do not have strings produce sound. Learn how sounds are mathematically made by using proportions and ratios. Examines the evolution of the keyboard.
Students produce sounds, connect numeric and graphic components of a synthesizer.
Identify the twelve divisions of an octave. Demonstrates how linear tones, the divisions of octaves, and the ratios used to describe chords are all used to create songs. Use ratios and proportions to understand how combinations of notes create pleasing and not so pleasing sounds. Learn how arrangements of tones allow us to create melodies and harmonies. Learn how sound waves reach our ears.