Bicycle
THE ANSWER
"Bicycle diagram-es" — Photo by Al2 / Wikimedia Commons / CC BY-SA 3.0
A two-wheeled marvel that stays upright through physics.
This invention revolutionised personal mobility and remains a symbol of efficiency. It requires human power but provides a massive mechanical advantage.
Explanation
Did you know?
The word 'bicycle' did not enter common usage until the 1860s.
The 5 Clues
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“It is an exercise in balancing force against gravitational pull.”
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“A chain reaction is essential for it to function as intended.”
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“It does not require fuel, yet it can take you miles with simple effort.”
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“The front wheel dictates the direction while the rear provides the momentum.”
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“A common mode of transport featuring two wheels, a frame, and a saddle.”
lightbulbAvg Clues to Win
3.9/5
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93%