Accident Terms and Definitions

Frequent or unsafe lane changes
In driver test books there are laws that state what type of passing may be done acording to the yellow lines paited in the road or highway. There are some laws that regulate the distance that a lane change can be made related to an intersection.

Collision
Pays for damage to your car caused by physical contact with another vehicle or with another object, such as a tree, boulder, guardrail, structure, or person.

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)

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).

Reaction Time
The motorist who is not alert cannot cope with a sudden emergency as quickly as is necessary. An overly relaxed driver requires more time to react to an emergency than does an alert one.

Disregarding traffic controls
Can be going through a red light or stopping at a green light, diregarding special signals in traffic.

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.

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.

Aggressive Drivers (road rage)
Can be describes as: aggressive tailgating,Lights flashed at them because the other motorist was annoyed, aggressive or rude gestures,deliberate obstruction -- preventing them from moving their vehicle,verbal abuse,physical assault and other actions.

Linear Momentum
A quantity associated with the motion of an object along a straight path. The linear momentum of an object is defined to be equal to its mass times its velocity.