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Bell in a Bell Jar Apparatus
Bell in a Bell Jar Apparatus
Sold Individually
Price: £77.70
You'll earn 78 points
Stock Update: Only for schools to order
Availability: 2019 Prices held until 2021

Cat. No.: SWA-625-100
Quantity :

An acrylic bell jar, complete with pump plate, for carrying out the classic bell-in-a-jar experiment to show that sounds waves require a medium in order to be transmitted. The pump plate is connected to a vacuum pump (not supplied) to remove the air from the bell jar, creating a vacuum. The top of the bell jar has a stopper with two metal rods to act as terminals for the electric bell.

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