This simply refers to where the power comes from. The "driver" would be the gear receiving power from an engine, and the driven gear would refer to what receives that motion.
A chauffeur is a professional driver; if a person has been chauffeured, they have been driven somewhere by a driver.
The spindle of a lathe is a rotating hollow tube within, and protruding the head stock and to which a chuck, drive plate or facing plate attaches and rotates to enable machining. It is housed within the head stock in bearings and has some gears around it which is driven by other gears which in turn is driven by an electrical motor.
The computer has wires and microchips but does not have gears. Do you mean the fan.
Clockwork isn't an idiom that I'm aware of. The work means something that is mechanical, driven by old-fashioned gears and wheels. It can also mean something that runs as smoothly as if mechanical, or something repetitive and mechanical-seeming.
Morgan is mean
it depends on what you mean by gears, gigitty
it depends on what you mean by gears, gigitty
The main driving mechanism of evolution is natural selection. Though genetic drigt and gene flow can also cause evolution.
you have to shift gears
Crown and pinion gears are two types of mechanical gears that mesh together.
the cause
It can be, to mean inspired, enthusiastic (a driven competitor). Driven is the past tense and past participle of the verb to drive, and can be a verb or adjective.