Description

Sliding-rail aluminum bench with 1

Acrylic bell-in-vacuum jar with an internal 4-6V DC electric bell that fades and falls silent as the enclosed air is removed

Plug-in 120V AC blower sized to feed a linear air track

varying length isolating density as the single variable across materials

Bell in Vacuum Jar, Acrylic, 4-6V DC Pack Size_100 Sliding-rail aluminum bench with 1Acrylic bell in vacuum jar with an internal 4 6V DC electric bell that fades and falls silent as the enclosed air is removed, visualizing sound transmission dependence on a medium.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
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Bell in Vacuum Jar, Acrylic, 4-6V DC Pack Size_100 Sliding-rail aluminum bench with 1

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