| 67 EUR | (83.75 EUR incl. vat) |
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Delivery - immediate
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Shows everything falls at the same speed in a vacuum.
Allow the coin and the feather to fall in the tube. Which one lands first? Evacuate the air from the pipe with a vacuum pump. Try it again. Which one lands first now?
Material: Plastic tube with rubber plugs at the ends. There is a hose connection nipple at one end.
Dimensions: Plastic tube 100 cm long, diameter 5.5 cm. Hose nipple, conical, approx. 8.3-10.3 mm.
Accessories: Coin, feather and connecting hose included.
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