Wave Motion
H4-36: LIP-BLOWN TUBE
Category: H4 Music
Purpose:
Determine the frequencies and harmonic numbers of the resonances in a plastic tube blown like a trumpet.
H1-26: SPEED OF SOUND IN GARDEN HOSE
Category: H1 Nature of Sound
Purpose:
Direct measurement of the speed of sound in air.
H1-25: SPEED OF SOUND BETWEEN TWO MICROPHONES
Category: H1 Nature of Sound
Purpose:
Measure the speed of sound by determining the travel time of a pulse between two microphones.
H1-24: SPEED OF SOUND IN HELIUM
Category: H1 Nature of Sound
Purpose:
Determine the speed of sound as a function of gas density.
H1-22: SPEED OF SOUND - USING PULSES
Category: H1 Nature of Sound
Purpose:
Determine the speed of sound in air.
H1-21: SPEED OF SOUND - PHASE CHANGE
Category: H1 Nature of Sound
Purpose:
Determine the speed of sound.
H1-12: VISIBLE WAVEFORMS ON LARGE SPEAKER
Category: H1 Nature of Sound
Purpose:
Show the loudspeaker motion produced by waves of various shapes.
H4-18: LISSAJOUS FIGURES WITH SOUND
Category: H4 Music
Purpose:
Demonstrate the relation between "consonance" (musical intervals) and frequency ratios.
H1-11: MICROPHONE AND OSCILLOSCOPE
Category: H1 Nature of Sound
Purpose:
Show the wave shape of various sounds.
H4-12: LISSAJOUS FREQUENCY MEASUREMENT
Category: H4 Music
Purpose:
Show how frequencies can be matched using Lissajous figures.
H1-04: BELL IN VACUUM - PORTABLE
Category: H1 Nature of Sound
Purpose:
Small version of the standard bell in vacuum demonstration.
H3-74: TUNING BAR PARADOX - EFFECT OF WIDTH
Category: H3 Standing Sound Waves
Purpose:
Illustrate transverse vibrations of a solid bar struck in the center.
H3-72: TUNING RODS
Category: H3 Standing Sound Waves
Purpose:
Hear longitudinal standing wave resonances in aluminum rods.
H3-62: TEACUP STANDING WAVES
Category: H3 Standing Sound Waves
Purpose:
Demonstrate circular standing waves in an interesting way.
H3-21: SOUND RESONANCE IN WATER TUBE
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing waves in a closed tube.
H3-16: SINGING PIPES
Category: H3 Standing Sound Waves
Purpose:
Show sound resonance created by convection currents in a tube.
H3-15: TWIRL-A-TUNE AND VACUUM CLEANER
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing wave resonances in an open tube.
H3-12: ROARING TUBE - 4 FT
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing sound waves in air excited by convection currents.
H3-13: ROARING TUBE - 8 FT
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing sound waves in air excited by convection currents.
H3-11: TUNING FORKS AND RESONANT TUBE
Category: H3 Standing Sound Waves
Purpose:
Illustrate resonance in an air column.
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G4-02 RIPPLE TANK
Illustrates wave phenomena water surface
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G4-03: RIPPLE TANK - DOPPLER EFFECT
Show how wave fronts crowd together in front of and spread out behind a moving source.
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G4-11: SOAP FILM OSCILLATIONS
Demonstrate standing waves in a two-dimensional medium.
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G4-12: STANDING WAVES ON A SOAP FILM
Demonstrate standing waves in a circular membrane. Read More
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G4-13: DRUM HEAD STANDING WAVES
Demonstrate standing waves in a circular membrane.
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G4-14: SPOUTING BOWL
Demonstrate resonance in a dramatic way
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G4-21: CHLADNI FIGURES - BOWED
Show two-dimensional standing waves in a metal plate
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G4-22: CHLADNI FIGURES - OSCILLATOR DRIVEN
Show two-dimensional standing waves in a metal plate
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G4-31: MOIRE PATTERNS
Show a type of interference pattern.
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G4-32: MOIRE PATTERNS - COLOR
Show color "interference" effects.
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G4-33: GROUP VELOCITY - TRANSPARENCIES
Demonstrate the relationship between the wave velocity and the group velocity
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