Wheel
A wheel is a circular component that is intended to rotate on an axial bearing. The wheel is one of the main components of the wheel and axle which is one of the six simple machines. Wheels, in conjunction with axles, allow heavy objects to be moved easily facilitating movement or transportation while supporting a load, or performing labor in machines. Wheels are also used for other purposes, such as a ship's wheel, steering wheel, potter's wheel and flywheel.
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Famous quotes containing the word wheel:
“But if you know that you are a man too, and that even such are those that rule, learn this first of all: that all human affairs are a wheel which, as it turns, does not allow the same men always to be fortunate.”
—Herodotus (c. 484–424 B.C.)
“Let the wheel spin out,
Till all created things
With shout and answering shout
Cast off rememberings....”
—Philip Larkin (1922–1986)
“The wheel of fortune guide you,
The boy with the bow beside you
Run aye in the way
Till the bird of day
And the luckier lot betide you.”
—Ben Jonson (1572–1637)