What is the Fourier Theorem

What is traverse wave motion

What is longitudinal wave motion

What is superposition

What is constructive/positive interference

What is destructive/negative interference

What is a complex wave

what is phase shift

what is phase angle

What is attack

What is decay

What is sustain

What is release

What is the ADSR envelope

What is timbre

What is a chordophone

What is a membranophone

What is a aerophone

What is an idiophone

What is the missing fundamental effect

What are harmonically related modes of vibration

What is the fundamental frequency

What is the mode of vibration

What are the three things all instruments consist of