5.3 Answer the following questions on bicycle gear systems
front gear
shifter
cogs
-pedal
-crank
back gear
shifter
chain wheel or
front sprocket
5.3.1 What do you call the large gear wheels at the front that are turned by the pedals?
5.3.2 What do you call the group of gears that turn the back wheel?
(1)
5.3.3 What connects the front gears to the back gears?
(1)
5.3.4 What do you call the mechanism that changes the gears?
(1)
5.4.1 Look at illustration of a bicycle's gear system. Identify the different components
labelled 1 to 4.
(4)
1.
2.
3.
4.
5.4.2 Describe the function of the mechanism labelled 5 on the diagram.
(2)