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Eisco Labs Bell in Vacuum Jar - Acrylic, 4-6V DC

Eisco Labs Bell in Vacuum Jar - Acrylic, 4-6V DC

by Eisco Labs
$62.99
$45.21
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SKU PH0176CN8
  • Acrylic bell jar
  • Electric bell operating on 4-6V DC
  • Requires a vacuum pump (not included)
EISCO Bell in Vacuum Jar - Acrylic, 4-6V DC

(1) Bell Jar, (1) Electric Bell, (1) Rubber cork with terminals

Demonstrate that sound requires air to travel through with the Bell in Vacuum Jar set. Slowly decrease the air inside and hear the sound disappear. Electric bell operates on 4-6V DC.

This requires a vacuum pump to work.