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800.334.5551

Free-Fall Apparatus

$19.65 - $1,292.70

Show your students that objects in a vacuum fall at the same acceleration regardless of their mass. Evacuate the tube using our vacuum pump and amaze your students as they watch a feather and metal disc fall at the same rate. Or run vacuum tubing from the evacuated tube under water and open the stopcock; water bursts into the tube, creating a beautiful fountain. Apparatus includes acrylic tube, end plugs, metal disc, feather, vacuum stopcock, and tripod base.

Description

Show your students that objects in a vacuum fall at the same acceleration regardless of their mass. Evacuate the tube using a vacuum pump and amaze your students as they watch a feather and metal disc fall at the same rate. Or run vacuum tubing from the evacuated tube under water and open the stopcock; water bursts into the tube, creating a beautiful fountain. The apparatus includes acrylic tube, end plugs, metal disc, feather, vacuum stopcock, and tripod base. Apparatus size, 100 cm L x 5 cm diam. Note: Vacuum Pump with Gauge (item #752836 or #752836B) and Vacuum Tubing (item #711558) are needed but not supplied.

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