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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.
Subpoena
Document issued by the authority of the court to compel a witness to appear and give testimony or produce documentary evidence in a proceeding. Failure to appear or produce is punishable by contempt of court.
Impaired Driving
Can be alcohol or any oher substance that changes judgement while driving. Impaired driving will affect one in three Americans during their lifetimes (NHTSA 2001a).
Injury Rights
Regardless of who is at fault for an automobile accident, your insurance company is responsible for paying your initial medical expenses.
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.
Actual Cash Value (ACV)
The value of your property, based on the current cost to replace it minus depreciation.
Breakover Angle
when a vehicle crests a hill, it's the angle at which the front tires still remain on the ground as the rear wheels continue to climb (see High Centered)
Brake failure
Brake failure can happen. Drum brakes are more commen to fail. Modern dual-circuit brake systems have made total brake failure an unlikely event. If one side of the circuit fails, the other side is usually sufficient to stop a vehicle.
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).
Failure to yield the right of way
Can be when you proceed forward while disregarding right of way signs or signals for other cars. You may not be the car that is sopossed to go forward.
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