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23 Cards in this Set
- Front
- Back
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Friction
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Resistance to motion between two objects when they touch.
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Traction
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The friction between a vehicle's tires and the road surface.
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Momentum
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The energy of motion; the product of weight and speed.
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Kinetic energy
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The energy of motion.
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Gravity
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The invisible force that pulls all objects on earth toward its center.
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Center Gravity
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The point around which all the weight of an object is evenly distrabuted.
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Total stopping distance
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The distance covered by a vehicle from the perception distance to the moment that the vehicle comes to a stop.
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Perception distance
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The distance a vehicle covers during the time in which its driver indentifies a need to stop.
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Inertia
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resistance or disinclinatin to motion, action, or change
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Reaction Distance
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The distance a vehicle covers between the time a driver identifies a situation that requires braking and the moment that the brakes are applied.
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braking distance
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The distance a vehicle covers from the time the driver applies the brakes until the vehicle stops.
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braking skid
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A skid caused when the brakes are applied so hard that one or more wheels lock.
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bank curve
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A curve that slopes up from the inside edge.
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directional control
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The ability of a motor vehicle to hold to a straight line.
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crown road
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A road that is higher in the center than at either edge.
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cornering skid
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A skid on a turn or curve
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blowout skid
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A skid occuring when a tire suddenly loses air pressure.
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power skid
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A skid caused when the accelerator is pressured too hard and suddenly.
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skidding
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To slide forward under the force of momentum after forward motion has been braked, as a vehicle.
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centripetal force
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The force, acting upon a body moving along a curved path, that is directed toward the center of curvature of the path and contrains the body to the path
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Antilock brake system
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A braking system that is designed to keep a vehicle's wheels from locking when the driver brakes a bruptly.
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force of impact
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The force with which a moving vehicle hits another object.
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controlled off-road recovery
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When you are going off the road it controls the way to get back on the road.
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