It's a wheel, basically a disc that turns on an axle. It also has a sprocket and usually a one-way clutch, the freewheel which allos you to coast w/o the pedals going around.
The gears on the rear wheel are called a cassette
A Penny Farthing
Because the rear wheel is doing the pushing and the front wheel is being pushed.
$2.50 G
The more teeth you have on the chainring(by the pedals) when compared to the sprocket(on the rear wheel, the more the rear wheel will turn for each turn of the cranks.
on the rear wheel, at the hub. it's the bit that the chain runs over.
A penny farthing is a bicycle in England from many years ago. It is a type of bicycle with a large front wheel and a much smaller rear wheel that was popular until the development of the safety bicycle, in the 1880s.
lever at crank, connected by chain to lever at rear wheel
because of the gear ratio and the chain
Kirkpatrick Macmillan invented a type of bicycle but not the first bicycle. He is credited with the invention of the rear wheel drive bicycle.yes he did then it got copied and sold he did not want to sell it anyway hope this helps =]
The rear wheel has a different hub; the gears attach to it. Alternatively the rear hub has gears or a brake or a dynamo built into it. The front hub will sometimes have a dynamo built into it, other than that it is just a plain hub.
He invented one kind of rear-Wheel drive bicycle with a treadle drive.