# Title Image Description Video
1 PASCO Dynamics Carts

Velocity

Demonstrate the principle of velocities with the aid of the Pasco dynamics carts.

If available, you can also do this with an Airtrack.

Video 1

Video 2

2 Penny and Feather

Uniform Acceleration

Shake the penny and feather to one end of the air filled tube.

Quickly bring the tube to a vertical position and watch the objects fall. The penny will fall faster.

Connect the tube to the pump and pump the air out. Close the valve and disconnect the tube from the pump and repeat the inversion as before. The penny and feather will fall at the same rate.

The tube is about 150cm long.

Video 1

Video 2

3 Pasco Free Fall

Measuring g

The ball can be released from four different heights, 0.5m, 1m, 1.5m and 2m.

Place the ball between the contacts. Slide the rod to the left and tighten set screw to hold ball in place. Tap the contact pad and reset the timer, in that order. Loosen set screw to release ball. The timer will start. The timer stops when the ball strikes the pad. Move ball release to a new position and repeat.

Gives g to within 5%

Video 1

Video 2

Video 3