"tbe buffer"

Relate Motion to Sound

This bell jar demonstrates that sound waves can't travel and therefore can't be heard without air or matter.

Foam ball with buzzer audibly demonstrates the Doppler effect during motion.

With the Resonance Apparatus, students investigate the effect of frequency on wavelength.

Boomwackers are brighly colored plastic tubes tuned by length to musical notes.

Used to investigate wavelength in air.