"Activités de comprehensive"
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Bell Jar with Battery Operated Buzzer
This bell jar demonstrates that sound waves can't travel and therefore can't be heard without air or matter.
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Complete Ripple Tank Apparatus
This ripple tank is transparent, acrylic plastic and supported in a sturdy plastic frame.
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Alloy Tuning Forks
These long-lasting aluminum tuning forks have a full sound.
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Essential Physics Demo: Refraction/Wave Tank
A mess proof way to demonstrate waves and refraction in water.
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Eisco® Wave Form Helix, XL
Closely wound steel helix for studying wave behavior.
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Steel Tuning Forks with Wood Case
Steel tuning forks for physics experiments.
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Sympathetic Tuning Fork on Wooden Base
Steel tuning forks for physics experiments.
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Supertek® Four Tone Resonance Box
Take the classic resonance box to a whole new level.
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Tuning Fork Activator
The activator is specifically designed for use with tuning forks.
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Tuning Fork Set
Scientific tuning forks are designed for acoustic research, sound wave analysis, and calibration standards.
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Eisco® Ripple Tank Advanced with Projection Screen
This advanced ripple tank comes complete with all accessories needed for wave investigations.
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Wave Form Helix, 1.8 m
Closely wound steel helix for studying wave behavior.
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Sounds Like Science
WARNING: CHOKING HAZARD–Small Parts. Not for children under 3 yrs.

