A bicycle, also known as bike is a human powered pedal driven with two strong wheels.
A bicycle is a single person pedal driven vehicle made of a metal and plastic sometimes, wood.
Indeed, its price is very affordable as well cheep as compared to motor bikes and cars.
Many people ride bicycle everyday but don’t know the standard speed of it which is very bad.
The standard speed of a bicycle is 3mph (25kph). One important thing for people who rides bicycle to know is what keeps them from falling from from it.
The standard speed of 3mph (25kph) is the speed that keeps people balance and avoid them from falling from a bicycle.
Again, the wheels on a bike guide as a gyroscope, preventing the bicycle from falling.
A bicycle was indeed constructed with counter rotating wheels to test this.
Eventually, all the above explanations tells or explains why people don’t fall from bicycles when riding.