1C  MOTION IN ONE DIMENSION

1C10  Velocity
            .06 Velocity of a Rolling Ball
            .23 Velocimeter
            .31 Ball and Strobe
            .32 Strobed Fan
1C20  Uniform Acceleration
            .10 Ball and Feather
            .30 Constant Acceleration - Cart
            .38 Acceleration of a Ball in Freefall
1C30  Measuring g