traffic terms

Absolute speed limit

the maximum or minimum posted speed at which one may drive under normal conditions in good weather

Actual Physical Control

A person can be charged with "driving under the influence" of alcohol or some other drug if they have the ability to move their vehicle

advisory speed limit

a speed limit that advises drivers that an adjusted speed is necessary for a short period of time

basic speed law

any speed under the absolute speed limit that is safe for existing road, weather, or traffic conditions

Blind spot

Was to the sides and rear of a vehicle that the driver cannot see with the use of either side or rear view mirrors

blood alcohol concentration

the amount of alcohol in a person's blood, expressed as a percentage

Carbonmonoxide

A highly poisonous gas that began of as fossil by burning fossil fuel it is colorless and odorless

centrifugal force

a natural law that tends to push a vehicle out of a curve and into a straight path

contrast sensitivity

the ability to detect differences in light and dark areas in a visual pattern

driving under the influence (DUI)

Driving while under the influence of alcohol or drug this includes alcohol prescription and nomprescription drugs, marijuana, hallucinogenic drugs, and any other that alter the brain

Hand position

Refers to the hand placement on the steering wheel while driving

hand over hand steering

Method where hands cross over each other while turning

push-pull-feed steering

A steering method in which the driver's hands do not cross even when changing lanes or turning.

highway hypnosis

Trance like state of drowsiness that can occur with little warning. Usually occurs after long hours behind the wheel

Hydroplaning

Condition which the tires of a moving vehicle ride on a cushion of water causing loss of control in both steering & braking.

Implied consent

The law stating that any license driver cannot legally refuse to be tested for alcohol or drug use while behind the wheel or in "actual physical control" of a vehicle

over driving your headlights

Driving so fast at night that a driver is unable to stop within the range of their headlights

peer influence

formally known as peer pressure. research has shown that more young people are victims of the influence of bad habits than of actual pressure from one's peers

Reversible Traffic Lane

Where the flow of traffic may change during different times of time the day

SIPDE

the basic principles of defensive driving

Space margin

Cushion of space a driver tries to maintain around their vehicle. \_______________ distance increases as speed goes up

Synergistic

Effect of combing two or more drugs-most people do not understand the effects of ingesting two or more kinds of drugs

total stopping distance

The distance to bring a vehicle to a complete stop from time to perception until the wheels actually stop rolling

visual activity

A drivers ability to see clearly under normal conditions

Velocitizing

The sensation of moving more slowly than one actually is as a result of driving at a fast speed for a long period of time