1. Sound

... vibrations, pitch, frequency, amplitude, amplification, create instruments, vocal cords]  ...

2. Exploring Pitch And Volume

... the listener experiences. Resonance is the tendency of an object to vibrate at maximum amplitude (size) at a certain frequency. This frequency is known as the object's resonant frequency. Acoustic (sound) ...

3. Sound

Sound is all about vibrations. The source of the sound vibrates, bumping into the air molecules nearby, which in turn bump into their neighbours and so forth. This results in a wave of vibrations through ...