Needs New Photo
H1-27: SPEED OF SOUND - LISSAJOUS FIGURES
Category: H1 Nature of Sound
Purpose:
Measurement of the speed of sound in air using Lissajous figures.
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.
H1-21: 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.
H1-11: MICROPHONE AND OSCILLOSCOPE
Category: H1 Nature of Sound
Purpose:
Show the wave shape of various sounds.
H1-04: BELL IN VACUUM - PORTABLE
Category: H1 Nature of Sound
Purpose:
Small version of the standard bell in vacuum demonstration.
H3-52: SONOMETER WITH WEIGHTS
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing waves in a stretched wire and to demonstrate Mersenne's laws.
H3-51: SONOMETER WITH TUNING PEGS
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing waves in a stretched wire and to demonstrate Mersenne's first and second laws.
H3-42: RESONANCE CURVES - OPEN AND CLOSED TUBES
Category: H3 Standing Sound Waves
Purpose:
Demonstrate the resonance behavior of open and closed tubes.
H3-41: RESONANCE CURVE - HELMHOLTZ RESONATOR
Category: H3 Standing Sound Waves
Purpose:
Demonstrate the resonance behavior of a Helmholtz resonator.
H3-32: RESONANCE IN TUBE - POURING WATER
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing wave resonances in an acoustical closed tube.
H3-23: RESONANCE TUBE - OSCILLATOR, PLUNGER AND MICROPHONE
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing sound waves in a closed tube.
H3-21: SOUND RESONANCE IN WATER TUBE
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing waves in a closed 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.
H3-05: KUNDT'S TUBE - OSCILLATOR DRIVEN
Category: H3 Standing Sound Waves
Purpose:
Demonstrate standing waves in an air column.
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M1-01: LASER DIFFRACTION - FIXED SINGLE SLIT
Demonstrate single slit diffraction. Read More
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M1-02 LASER DIFFRACTION - VARIABLE SINGLE SLIT
Demonstrates single slit diffraction
Read More
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M1-04: LASER DIFFRACTION - WIRES
Show diffraction by wires of different size. Read More
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M1-05: FINGERS AND SODIUM SOURCE - VARIABLE SINGLE SLIT
See single slit diffraction. Read More
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M1-06: LASER DIFFRACTION - HUMAN HAIR
Demonstrate laser diffraction with a human hair. Read More
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M1-11 LASER DIFFRACTION - FIXED DOUBLE SLITS
Demonstrates double slit interference
Read More
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M1-12: INTERFERENCE - TRANSPARENCIES
Analog to the interference pattern from two identical light sources. Read More
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M1-13: INTERFERENCE - KLINGER TRANSPARENT SLIDES
Model interference between two point sources. Read More
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M1-14: MICROWAVES - INTERFERENCE OF TWO POINT SOURCES
Demonstrate interference using microwaves. Read More
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M1-15: MICROWAVES - YOUNG'S DOUBLE SLIT INTERFERENCE
Illustrate two-slit interference using microwaves. Read More
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M1-16: INTERFERENCE OF LIGHT - SOUND WAVE MODEL
Show explicitly how two waves with the same amplitude and frequency will interfere when their relative phase changes. Read More
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M1-21: LASER DIFFRACTION - MULTIPLE SLITS
Show the transition from one slit to multiple slits and the diffraction grating. Read More
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M1-22: LASER DIFFRACTION - GRATINGS
Demonstrate diffraction (well, actually interference) by a grating. Read More
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M1-32: SLITFILMS AND LONG FILAMENT BULB
Diffraction and interference by various slits and combinations of slits. Read More
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M1-33: LASER DIFFFRACTION - PHONOGRAPH RECORD
Demonstrate interference of a laser beam by a type of grating. Read More
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M1-34: LASER DIFFRACTION - COMPACT DISC
Demonstrate interference of a laser beam by a type of grating. Read More
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M1-35: LASER DIFFRACTION - VIDEODISC
Demonstrate diffraction of a laser beam by a standard videodisc. Read More
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M1-41: PEACOCK FEATHER
Demonstrate a type of iridescence. Read More
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M1-42: IRIDESCENT GREEN JUNE BEETLE
Demonstrate a type of iridescence. Read More
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