Center of Mass Roller and Ramp Demonstrator, 17" Subcategory_Gas Generation forced oscillation forced oscillation Single turn and five turn 62mm coils of 1 Clear coated wooden A ramp at 17 inches long paired with a double ended cone roller that appears to travel uphill while its center of mass actually descends along the diverging rails
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Center of Mass Roller-and-Ramp Demonstrator, 17" Subcategory_Gas Generation forced oscillation