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Bell in Vacuum with Plate & Bell - Electric
Regular price
$239.95
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| Quantity | Price |
|---|---|
| Buy 1-4 | $239.95 each |
| Buy 5-9 | $227.95 each |
| Buy 10+ | $215.95 each |
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A bell jar experiment showing that sound needs air to travel: as air is pumped out, the ringing fades.
Features
- Shows that sound waves can't travel without a medium
- Use with a ringing alarm clock under the bell jar
Details
- Use with: Vacuum Pump (SER1014149)
- Sold: Each
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