The muscle strenght of the rider.
a bicycle for transportation
A bicycle alone only use up space. But a human riding a bicycle will have to use force to get the bicycle to do anything, by pushing on the pedals, pulling on the handlebar ASO.
A bicycle designer uses maths to work out the frame angles, and the gearing. The number of teeth on the chainwheels, sprockets (cassette), chain length, and so on, all depend on maths.
A bicycle lane is a part of a roadway designated for use by cyclists.
Yes, it is scientifically shown that bicycle helmets do work. They help to absorb the impact from a crash and protect your skull and brain.
The pedals, crank, chain, sprockets, and wheels. Along with the rider, they all work together to make the bicycle go.
Whenever you want to.
Bicycle brakes are usually levers
I don’t know
Examples... We both have bicycles. I have a brand new bicyle. He has an old bicycle. His bicycle has a flat tyre. My bicycle has good tyres.
when you pedal, they go round?!?
Also known as a recumbent bicycle, a reclining bicycle is a bicycle you can use from a seated position that is lower to the ground than an upright bicycle.