A clip in the Science Please! collection, Wheel Meets Friction uses archival footage, animated illustrations and amusing narration to explain how the invention of the ball bearing reinvented the wheel.
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A clip in the Science Please! collection, Wheel Meets Friction uses archival footage, animated illustrations and amusing narration to explain how the invention of the ball bearing reinvented the wheel.
Teacher asks students to:
- organize a science fair or design a technical brochure about the wheel:
• history of the wheel (solid roller, three-board, stone, semi-solid, spoked);
• applications of the wheel (waterwheel, steam engine);
• the wheel in transportation (chariot, stagecoach, hansom cab, farm machines, bicycle, automobile);
• geared wheels (in bicycles, doorknobs, cranes, timepieces).