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Reference Point
In angular momentum, the point in space around which the motion of an object is described. The angular momentum of an object is defined in relation to some point, the reference point. The velocity and radius of an object are measured from the reference point.
Collision Scrub
Occurs during a traffic collision when the downward and rotating forces cause a smearing of tire material on the road surface.
Elderly & Older Drivers
Drivers typically 65 or 70 years old, most states require renewal applicants to appear in person and to pass a vision test.
Omnibus hearing
A pretrial hearing normally scheduled at the same time the trial date is established. Purpose of the hearing is to ensure each party receives (or "discovers") vital information concerning the case held by the other.
Risk assessment
The determination of the probability of failure of a component or system.
Soft Tissue Injury
Injuries sustained to the muscle, skin, connective tissue.
Tort
An injury or wrong committed, with or without force, to the person or property of another, which gives rise to a claim for damages.
Disregarding traffic controls
Can be going through a red light or stopping at a green light, diregarding special signals in traffic.
Momentum
The mass of an object multiplied by its velocity. It is a vectored quantity with both magnitude and direction.
Blood alcohol testing
At all levels of blood alcohol concentration, the risk of being involved in a crash is greater for young people than it is for older people (Mayhew 1986). In 2001, 25% of drivers ages 15 to 20 who died in motor vehicle crashes had been drinking alcohol (NHTSA 2002b).
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