Category 1
Category 2
Category 3
Category 4
Category 5
100
Yellow
amber
100
A warning to be careful
caution
100
The right to go first
right of way
100
Going on and off
flashing
100
A line of cars moving in an orderly way
procession
200
A car crash
collision
200
An area where people cross the street
crosswalk
200
A place where streets join or cross each other
intersection
200
A line on the road at an intersection that shows cars where to stop
stop line
200
A person who is walking
pedestrian
300
Harmful gases and smoke in the air
air pollution
300
A punishment for breaking the law
penalty
300
Breaking the law
violation
300
A contract for insurance
policy
300
To move ahead
proceed
400
Parts of a car that do particular jobs
equipment
400
To take away a privilege
revoke
400
To take away for awhile
suspend
500
Smoke and gas that come from a car engine
exhaust fumes
500
A light or sign that warns or directs
signal
500
The edge of the sidewalk
curb
500
An area in which you speed up when driving onto a freeway
acceleration lane
500
An area in which you slow down when leaving a freeway
deceleration lane
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