005 – Standing Sound Wave
Playing the flute in water
Introduction to:
Vibrations, acoustics, waves, natural frequency
Material:
- flute (must be submerged in water during the experiment)
- water container
Execution:
- Cover all of the flute’ holes and blow into it.
- Dip the end of the flute into the water while blowing.
- In order to hear different changes to the pitch, try submerging the flute more and less.
Observation:
- The tune’s pitch changes as the flute is dipped into water.
- The larger the submerged part of the flute, the higher the pitch.