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H3-03: REFLECTION OF PULSES IN TUBE
Category: H3 Standing Sound Waves
Purpose:
Demonstrate the phase of pulses reflected from open ends and closed ends of a tube.
H3-02: STANDING SOUND WAVES - REFLECTION
Category: H3 Standing Sound Waves
Purpose:
Demonstrate the origin of standing waves from one source and its reflection.
H3-01: STANDING SOUND WAVES - TWO SOURCES
Category: H3 Standing Sound Waves
Purpose:
Demonstrate the origin of standing waves from two identical sources.
H2-28: FOURIER SYNTHESIZER - ADDITION OF WAVES
Category: H2 Wave Properties of Sound
Purpose:
Demonstrate addition of two sine waves with variable phase difference.
H2-25: QUINCKE'S INTERFERENCE TUBES
Category: H2 Wave Properties of Sound
Purpose:
Demonstrate interference of sound waves in a perhaps surprising way.
H2-24: AUDIBLE YOUNG'S EXPERIMENT - MIC AND SCOPE
Category: H2 Wave Properties of Sound
Purpose:
Demonstrate interference of sound with two coherent sound sources in a quantitative way.
H2-03: ACOUSTIC RADAR
Category: H2 Wave Properties of Sound
Purpose:
Illustrate how RADAR and SONAR work
H2-01: FOCUSING OF SOUND WITH CONCAVE REFLECTORS
Category: H2 Wave Properties of Sound
Purpose:
Demonstrate how sound waves can be focused by concave reflectors.
G3-52: ROPE WAVE GENERATOR - ROPE TENSION VS WAVELENGTH
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Observe the change in wavelength of a vibrating rope as the tension is varied.
G3-42: TORSIONAL WAVES
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate wave phenomena such as traveling waves, standing waves, and reflection of waves.
G3-25: SLINKY ON LECTURE TABLE - IMPEDANCE MISMATCH
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Show partial reflections and dependence of wave speed on density of the medium.
G3-23: TRANSVERSE WAVES ON A LONG SPRING - FREE END
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Show reflections at a free end.
G3-11: SHIVE WAVE MACHINE - RESONANCE ABSORPTION
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate resonance absorption of wave energy by a mass-on-spring system.
G3-10: SHIVE WAVE MACHINE - BRANCHING
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate branching and recombining with two wave machines in parallel.
G3-09: SHIVE WAVE MACHINE - FREQUENCY FILTERING
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate frequency filtering through a "filter" consisting of four weighted crossarms and the interference from partial reflections they produce.
G3-08: SHIVE WAVE MACHINE - FABREY-PEROT INTERFEROMETER
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate the mechanical analog of the optical Fabrey-Perot interferometer.
G3-07: SHIVE WAVE MACHINE - TAPERED TRANSFORMER
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Useful for obtaining a reasonably good impedance match between the two large segments of the Shive machine.
G3-05: SHIVE WAVE MACHINE - PARTIAL REFLECTIONS
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Show that a wave will be partially reflected at a point where the impedance changes.
G3-06: SHIVE WAVE MACHINE - IMPEDANCE MATCHING
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Show that no reflection occurs when the impedance of the load (absorber at right) matches the impedance of the wave machine.
G3-04: SHIVE WAVE MACHINE - STANDING WAVES
Category: G3 Mechanical Waves - One Dimensional
Purpose:
Demonstrate standing waves.
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F2-01 ARCHIMEDES' PRINCIPLE
Demonstrates the buoyant force on a body submerged in a fluid to be equal to the weight of the displaced… Read More
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F2-02: CARTESIAN DIVER
Demonstrate a variety of fluid mechanics phenomena, including the compressibility of a gas, the incompressibility of water, Boyle's law, Pascal's… Read More
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F2-03: CARTESIAN DIVER - EXPLICIT VERSION
Demonstrate explicitly how a Cartesian diver works by showing how the water enters the diver when the pressure in the… Read More
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F2-04: BUOYANCY - SPHERE AND WATER
Challenge the students' thinking about the buoyant force by considering the question: "Will a round object, without a flat top… Read More
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F2-05 BUOYANCY - BOAT AND ROCK
Illustrates buoyancy
Read More
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F2-06: BUOYANCY - SINKING BOAT
Illustrates buoyancy Read More
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F2-07: BUOYANCY - PEPSI AND DIET PEPSI
Show the difference in density between soft drinks with and without sugar. Read More
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F2-08: BUOYANCY - BATTLESHIP IN BATHTUB
Illustrate Archimedes' Law in a counterintuitive manner. Read More
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F2-10: BUOYANT BUBBLES
Demonstrate buoyancy and diffusion in an interesting way. Read More
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F2-11: HYDROMETER
Measure the density of a liquid. Read More
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F2-12: HOT AIR BALLOON
Show that hot air is less dense than cold air by operating a hot air balloon. Read More
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F2-13: BOUYANCY - EXPANDING BALLOON CONUNDRUM
Conundrum involving weight of an expanding balloon. Read More
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F2-21 REACTION TO BUOYANT FORCE
Demonstrates the reaction force using a liquid. Read More
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F2-22: BUOYANCY PARADOX - ACCELERATED FRAME
Illustrate dramatically the concept of buoyancy. Read More
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F2-23: BUOYANCY PARADOX - INVERTED BLOCK
Illustrate buoyancy in a paradoxical way. Read More
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F2-24: ACCELERATED BUOYANT BALL
Illustrate buoyancy in a paradoxical way. Read More
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F2-25: BALANCE PARADOX - BUOYANCY WITH CROSSOVER
Present buoyancy in a paradoxical way. Read More
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F2-26: BUOYANCY PARADOX - BALL IN TWO LIQUIDS
Demonstrate buoyancy with a counterintuitive element. Read More
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F2-27: Buoyancy Paradox - Two Spheres
Buoyancy of two spheres on a balance Read More
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F2-31: BUOYANT BALLS IN BEANS
Illustrate buoyancy in a surprising way. Read More
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F2-32: FLOATING SQUARE BAR
Illustrate buoyancy and the orientation in which a long square bar floats in a very dramatic way. Read More
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F2-41: DENSITY - SLOPE OF MASS VS VOLUME GRAPH
Determine the density of water. Read More
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