This Fan Cart demonstrates Newton’s principle of action and reaction.
- Fan provides constant force, resulting in constant acceleration
- Removable plate vividly demonstrates Newton's third law
- Activity guide included
- Fan and power unit removable, converting to standard Hall's carriage
- Propeller thrust 88 mN
The inexpensive fan cart is powered by two AA batteries, not included. The removable power unit contains the batteries, and the fan is controlled by a switch. The propeller delivers a thrust of about 88 mN, accelerating the cart at 0.4 m/s².
A transparent plate can be attached to show the effect of reversing the airflow.
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