Free Fall Tube
Product Code: 2465
Our Price: $62.95
Description
An economical version of a classic device! It demonstrates that all objects experience the same gravitational acceleration and fall at the same speed in a vacuum, but in air the air resistance slows down some objects more than others. Features a disc and a feather in a tough, clear, plastic tube, 90cm long and 4.5cm diameter with rubber end caps and hose cock for connection to any vacuum pump (not included).
Please note: This product cannot be shipped via USPS. UPS shipping only. Thank you.
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