Chapter 5 Drivers Ed. Vocabulary

17 terms by dark25

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Center of gravity

point around which an object's weight is evenly distributed

Energy of motion

the energy an object has because it is moving

gravity

force that pulls all things to earth

banked curve

A curve that is higher on the outside than it is on the inside.

blowout

a sudden loss of air pressure in a tire

friction

force that keeps each tire from sliding on the road

tread

outer grooved surface of a tire that grips the road

breaking distance

the distance your car travels after you apply the breaks

perception distance

distance your vehicle travels during perception time

perception time

the length of time it takes you to identify, predict, and decide to slow for a hazard

reaction distance

distance your vehicle travels while you react

reaction time

length of time you take to execute your action

total stopping distance

distance your vehicle travels while you make a stop

active restraint device

restraint device that you have to engage

force of impact

the force with which a moving object hits another object.

passive restraint device

an automatic restraint device--such as an air bag.

restraint device

Any part of a vehicle that holds an occupant in a collision

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