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18 Cards in this Set
- Front
- Back
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Absolute speed limit |
Maximum or minimum speed limit at which one may drive under good weather conditions. |
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Advisory speed limit |
It is not the law. It is a speed limit that advises drivers that and an adjustment in speed is necessary for a short period of time |
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Prima facie speed limit |
Speed limit that changes to a rate that is variable Like school zones |
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Basic speed law |
Any speed under the absolute limit that is safe for existing road, weather, or traffic conditions. |
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Blind spot |
Areas to the sides and rear of a vehicle that the driver cannot see with the use of either side or rear view mirrors. The size and shape depends on the vehicle |
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Space margin |
Keeping a safe cushion around all sides of the vehicle. Your space margin increases and decreases according to weather and traffic |
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Highway hypnosis |
A trance like state of drowsiness that can occur with little warning. It usually occurs after driving for long periods of time |
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Velocitizing |
The sensation of moving more slowly than one actually is as a result of driving for long periods of time at a fast speed |
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Contrast sensitivity |
The ability to see under difficult conditions such as glare from on-coming headlights, heavy snow conditions, and even driving at night. |
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Visual acuity |
A drivers ability to see clearly under normal conditions Alcohol, drugs, fatigue, poor weather, smoking, dirty windows, distractions. |
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Traction |
The friction between a vehicles tires and the road surface. |
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Hydroplaning |
A condition in which the tires of a moving vehicle ride on a cushion of water causing the loss of control in both steering and braking. The amount of water and tread of your tires greatly effect the risk of Hydroplaning. It can occur at any speed |
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Total stopping distance |
The distance required to bring a moving vehicle to a complete stop from the time of perception until the wheels come to a complete stop |
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Perception time |
Distance your vehicle travels from the time you see the conflict until you begin to respond |
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Reaction time |
The time it takes you to react to the conflict by taking your foot off the accelerator and applying the brake |
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Actual stopping time |
The distance your vehicle travels from the time your foot hits the brake until your vehicle comes to a complete stop |
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Following distance |
Keeping at least a 2-3 second interval between you and the car in front of you |
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Tracking |
Steering keeping your vehicle steadily and smoothly on a desired course |
