It's suspension in the forks and or rear of the bike.
the foam of the ball
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Very basic physics.
No, it would bounce better on warm days because heat makes things exspand and cold makes thing shrink
cement
Probably bad shocks.
rephrase... question makes no sense
The salt,cold or sand
The pedals, crank, chain, sprockets, and wheels. Along with the rider, they all work together to make the bicycle go.
its all inside the ball
A bicycle consist of several simple machines, which makes it a complex machine.
A compound machineA bicycle consists of several simple machines, which makes it a complex machine.