Mechanics
> Kinematics > Motion in 2-D > Circular Motion
DCS#
1D55.15
BALL ON A STRING
APPARATUS
tennis or nerf ball
202-14-E4
string
202-02-C3
DESCRIPTION
Swing the ball overhead in a
horizontal circle. Specify where the ball will be when you let go
of the string. Have students predict the direction the ball
will travel once it is released. Release the ball.