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Provide a source of uniform velocity at an affordable price! Engage students in dimensional analysis with a 2-speed, battery-operated car. On a flat surface, the car travels at a constant velocity in a straight line long enough to conduct most standard time-and-distance experiments. Great resource for teaching constant velocity and kinematics.
Car body measures 4 x 7 x 3". Requires 2 C or 2 AA batteries (not included). Changing the car's battery configuration changes its speed:
For a corresponding classroom activity that provides analysis and discussion questions, see Carolina Essentials™: A Model for Constant Velocity.
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