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G
is for
Gears
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Gears are <a href="/w/wheel">wheels</a> with small <i>teeth</i> called <a href="/c/cog">cogs</a> that interlock together. Gears are used to change the speed and direction of rotation of a gear that is driven by something, to where it needs to be used.
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Gears are
wheels
with small
teeth
called
cogs
that interlock together. Gears are used to change the speed and direction of rotation of a gear that is driven by something, to where it needs to be used.
Les Chatfield
/
CC BY-SA
