1Q20 Rotational Energy

Hinged Stick and Ball

Catalog: 
1Q20.50C
Location: 
Z 2

A ball jumps from the end of a hinged board into a cup as the stick rotates.

Whirlybird (adjust. ang. mom.) - Video

demonstration image
Catalog: 
1Q20.10B
Location: 
3_1
Video Encyclopedia :A weight over a pulley turns a bar with adjustable weights. on screen timer and protractor helps measurements.

Rotational kinematics

The filmstrip is threaded into a small slit.
Catalog: 
1Q20.15
Location: 
Ad5
A small weight wound around a disk causes it to rotate. Science Workshop software is used to measure the acceleration of the weight.