Product Number: SB48233
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This basic inexpensive fan cart demonstrates Newton’s principle of action and reaction. The fan cart is powered by two
AA batteries (not included). Batteries are contained in the removable power unit, 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. Includes activity guide. Cart measures 5-5/8 in. x 3 in. x 4-7/8 in. Transparent plate measures 4-3/4 in. x 4-1/8 in. x 1/16 in. One-year warranty. Grades 7-12.