Demonstrations
Identifier | Title | Summary | |
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M: SHM - 016 | Same Spring with Different Masses | Two identical springs have masses of differing amounts hung from them. They are set in oscillation. |
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M: SHM - 017 | Different Springs with Identical Masses in Oscillation | Two identical masses are hung from springs of differing spring constants and set in motion |
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M: WM&S - 001 | Columbia Wave Machine | By turning a crank, students can see particle motion in 3 different types of waves. |
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M: WM&S - 002 | Standing Waves Driven by Motor | A standing wave is created using a rope that fluoresces in the presence of a black light. |
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M: WM&S - 002.5 | Hand-Driven Waves | A transverse wave pulse is sent along a rope or coil, depending on lecturer preference |
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M: WM&S - 003 | Giant Slinky | A giant slinky, suspended horizontally, is used to produce a longitudinal (compression) wave. |
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M: WM&S - 004 | Ripple Tank | Water in a ripple tank is used to demonstrate wave interference and diffraction. |
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M: WM&S - 006 | Mechanical Model of Refraction | ||
M: WM&S - 007 | Mechanical Model of Standing Waves | ||
M: WM&S - 008 | Standing Waves on Oscilloscope | ||
M: WM&S - 009 | Chladni Plates | A pattern of sand is produced by standing waves created on a vibrating plate. |
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M: WM&S - 010 | Tuning Fork and Ball on a String | A tuning fork causes a ball on a string to move with surprising amplitude. |
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M: WM&S - 013 | Air Currents and Rotating Disk | ||
M: WM&S - 014 | Bell in a Jar: Sound in a Vacuum | A bell ringing in a jar cannot be heard when air has been removed from the jar |
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M: WM&S - 015 | Reflection of Sound Waves | ||
M: WM&S - 016 | High Quality Tuning Forks and Sound Rods | A collection of high quality tuning forks and rods stored in a convenient box. |
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M: WM&S - 017 | Sound Wave Interference with Audacity | Audacity (music editing program), in conjunction with the lecture hall speakers, is used to demonstrate constructive and destructive interference. |
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M: WM&S - 019 | Rotating Tuning Fork | ||
M: WM&S - 020 | Mechanical Model of Doppler Effect | ||
M: WM&S - 021 | Resonance Boxes | Striking 1 bar with the mallet will produce tone on the other; Striking both bars, with a clip on 1, will produce beats. |
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M: WM&S - 022 | Tone by Speed of Air | ||
M: WM&S - 023 | Amplify Tuning Fork with Mouth | ||
M: WM&S - 024 | Speaking with Helium | ||
M: WM&S - 026 | Vibrations on a Bar | ||
M: WM&S - 027 | Musical Slats | ||
M: WM&S - 028 | Metallophone | A metallophone is used to demonstrate concepts in sound. |
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M: WM&S - 029 | The Sonometer | ||
M: WM&S - 030 | Combinational Tones | ||
M: WM&S - 031 | Harmonic Pipe | A harmonic pipe connected to the in-house air supply can produce multiple overtones |
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M: WM&S - 033 | Twirling Sound Hose | A long tube is whirled in a circular motion overhead to produce a single tone. Whirling at a faster speed creates overtones/higher harmonics. |
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M: WM&S - 034 | Singing Rods | ||
M: WM&S - 035 | Fourier Synthesis | ||
M: WM&S - 036 | Moire Interference Patterns | ||
M: WM&S - 039 | Resonance Rods | 6 wooden cubes of 3 differing colors and lengths are attached to a board. Wobbling the board back and forth at a different frequency will cause resonance in different colors of cubes |
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M: WM&S - 041 | Drinking Straw Resonance | ||
M: WM&S - 042 | Torsion Wave Demonstrator | A collection of rods mounted on torsion wire can be used to demonstrate wave motion. |
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M: WM&S - 043 | Audio Beats | Two frequency generators are used to produce beats, consonance, and/or dissonance |
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M: WM&S - 045 | Doppler Effect | A whistle whirled in a circular path demonstrates the doppler effect |
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M: WM&S - 048 | Musical Instruments | ||
M: WM&S - 050 | Speaker and Candle | A candle in front of a speaker will flicker when a speaker produces sound waves. |
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M: WM&S - 053 | Organ Pipes/Vibrating Columns of Air | A large pan-flute made of open-pipe tubes is used to demonstrate the physics of organs. |
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M: WM&S - 054 | Helmholtz Resonators | Sound is produced when blowing across the mouth of a pop bottle |
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M: WM&S - 055 | Slide Whistle | A slide whistle is used to demonstrate how pitch changes with the length of the cavity. |
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M: WM&S - 52 | High Frequency EM Waves | A radio transmitter with Hertzian Dipole Antenna is used to create a standing wave. |
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T: H - 002 | Sagging Wire | As current is passed through a wire, it heats up and expands |
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T: H - 003 | Bimetallic Strips | A strip composed of two different types of metals is dipped into a dewar of liquid Nitrogen. Since the metals contract at a different rate, they will curve one direction or the other. |
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T: H - 005 | Differential Gas Thermometer | A differential glass thermometer shows how liquids expand as they get warm. |
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T: H - 006 | Expansion and Contraction of Rings using Ball | A metal ring expands when heated. A metal ring contracts when cool. This is shown by whether or not they fit over a metal ball. |
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T: H - 010 | Lamp with Heat | The wires of a small lamp are placed into an open flame. As the wires heat up, the lamp dims due to the change in resistance of the wire. |
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T: H - 012 | Low Temperature Behavior | Assorted objects are submerged in liquid nitrogen and smashed |