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Chapter 6: Forces, vehicles and safety

Stopping safely

Stopping distance is made up of two parts: the thinking distance and the braking distance
Stopping distance = thinking distance + braking distance
Thinking distance is directly proportional to the speed of the car
Braking distance is directly proportional to the square…

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GPS (Global positioning system)
GPS satellites send out regular signals with information about their identity and the time of
The receiver compares these signals and works out the time lag
This is used to work out the time taken for the signal to travel from the satellite to the…


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