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9-10: Seesaws (Applications of Torque)
9-14: Roller Coasters and Carousels (Circular Motion)
9-17: Bicycles
9-21: Gravitation and Rockets
9-24: Airplanes
9-28: The Thermodynamics of Heating and Cooling
10-1: Automobile Engines
10-5: Clocks
10-12: Photocopiers, plus a review of electric charge