Wave Speed
[L | t+ | —]
The speed of sound in an aluminum rod is determined by measuring its frequency and the length of the rod.
Shive Wave Machine
[M | t | ★★★★]
Rods attached to metal spine; transverse wave generator shows the reflection of waves free, fixed, terminated and transition boundaries.
[In-Depth Description]
Driven Rope of Wire
[L | t+ | —]
The fundamental as well as many harmonics are seen and heard on a wire driven at various frequencies.
Standing Wave on Long Spring
[M | t | ★★★]
Obtain as many harmonics as your arm can handle.
[In-Depth Description]
Vibrating String
[ M | t+ | ★★★ ]
A 1.5m length of string driven at one end and fixed at the other shows standing waves for various driving frequencies.
Longitudinal Standing Waves
[M | t+ | —]
A vertically supported slinky is hand-driven to secure longitudinal standing waves.
Standing Wave in Metal Rod
[M | t | ★★★]
An aluminum rod, supported in the middle, rings for a long time in its longitudinal mode.
[In-Depth Description]
Standing Wave on Soap Film
[M | t++ | —]
Normal modes of vibration on a soap film are acoustically excited.
Resonant Fountain Tube
[L | t+ | ★★★★]
Standing sound waves in a glass pipe are made evident by the fountains of kerosene inside the pipe.
[In-Depth Description]
Standing Waves in a Tube
[M | t+ | —]
A glass tube is tuned to set up a standing wave for the particular excitation frequency.
Whirl-a-tune
[M | t | —]
A corrugated plastic tube sings as it is swung about.
Bunsen Burner Glass Tubes
[M | t+ | —]
White noise from hot turbulent air turns glass tubes into awesome organ pipes.
[In-Depth Description]
Chladni Plates
[S | t+ | ★★★★]
Accumulation of sand at nodes of vibrating plate reveals resonance patterns.
[In-Depth Description]
Big Chladni Plate
[L | t++ | ★★★ ]
Electromagnetically driven plate to show two dimensional modes of vibration.
Ring of Fire
[M | t++ | ★★★★]
deBroglie wavelength nλ=2πr shown by gas flame in a torus.
[In-Depth Description]
Ripple Tank Wave Phenomena
[L | t+ | —]
Interference patterns of water waves generated by different sources at adjustable frequency.
[In-Depth Description]
Contact Us
Mailing Address: Lecture Demonstration Services, Science Center, Rm B-08A, 1 Oxford Street, Cambridge, MA 02138
Campus Location: Science Center B-08A | Tel: (617) 495-5824 | Email: scidemos-at-fas.harvard.edu