Free Fall Apparatus Economy, for determination of the gravitational constant ft gft, This kit has a wooden base, 1.1m rod and a movable electro magnet, can be moved anywhere on the rod, when the ball is released the timer is triggered and stopped one the ball his landed on the base
Can collapsible metal with pump, Collapsible metal can with a black no. 8 stopper with 1 hole & 1/4 fitting with 1 3/4 in opening with cap. Comes with hand operated vacuum pump. Used for pressure principals within the class room, Measure: 9 3/8in x 6 5/8in x 4 1/8in
Centre of Gravity Kit, Weight (lb): 1.2, 14.6, x 5.9, x 1.6in Consists of one support, 5 plumb lines, 1 roll of tape, 5 figures (triangle, L, trapezoid, parallelogram, parallelopiped), helps students in individual research of the center of gravity of a flat body