Suspension
The suspension is the system of tires, tire pressure, springs, shock absorbers and couplings that connects the vehicle to the tires. The wheel s…
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Stop sign
A stop sign is a traffic sign designed to notify drivers that they must come to a complete stop and make sure the intersection is safely clear o…
Speed bump
A speed bump is a traffic calming device that use vertical deflection to slow motor-vehicle traffic in order to improve safety conditions. Varia…
Speed
The speed depends on the type of road and the conditions in which you are driving. Do not drive faster than the speed limit and make sure you ca…
Slope
A slope or grade of a road refers to the tangent of the angle of the road to the horizontal. It is a special case of the slope, where zero indic…
