Unit 5 Words to Know

The imaginary line that extends from your eyes to the point of focus (a)  

• Line of sight
• Path of travel
• Fringe vision
• Peripheral vision
• Braking distance
• Central vision
• Evaluate
• Field of view
• Following distance
• Visual lead

Detects changes in color and object movement, providing you with information about moving or stationary objects that could be threats along the intended path of travel (a)  

• Peripheral vision
• Central vision
• Field of view
• Following distance
• Fringe vision
• Line of sight
• Perception distance
• Reaction distance
• otal stopping distance
• Visual lead

An area 20 to 30 seconds from the front of the vehicle and is critical in gaining as much information as possible from the driving scene (a)  

• Visual lead
• Central vision
• Field of view
• Fringe vision
• Line of sight
• Perception distance
• Peripheral vision
• Reaction distance
• Search
• Path of travel

Looking for other roadway users or conditions in or adjacent to the projected path of travel that could increase the level of risk (a)  

• Search
• Perception distance
• Central vision
• Evaluate
• Execute
• Field of view
• Fringe vision
• Line of sight
• Peripheral vision
• Reaction distance

How far you will continue to travel, in ideal conditions; before you physically apply the brakes, in response to a hazard seen ahead (a)  

• Reaction distance
• Total stopping distance
• Braking distance
• Following distance
• Line of sight
• Path of travel
• Perception distance
• Peripheral vision
• Execute
• Field of view

Provides detail of objects and conditions and is the primary visual function employed in targeting (a)  

• Central vision
• Evaluate
• Braking distance
• Field of view
• Following distance
• Fringe vision
• Line of sight
• Path of travel
• Perception distance
• Peripheral vision

The total minimum distance your vehicle has traveled, in ideal conditions; with everything considered, until you can bring your vehicle to a full stop (a)  

• Total stopping distance
• Evaluate
• Central vision
• Braking distance
• Fringe vision
• Line of sight
• Path of travel
• Perception distance
• Peripheral vision
• Reaction distance

The entire area of the highway and surroundings that you can see at any given moment (a)  

• Field of view
• Following distance
• Line of sight
• Path of travel
• Perception distance
• Braking distance
• Central vision
• Evaluate
• Execute
• Visual lead

Distance between your vehicle and other roadway users (a)  

• Following distance
• Fringe vision
• Central vision
• Braking distance
• Total stopping distance
• Search
• Reaction distance
• Peripheral vision
• Perception distance
• Path of travel

Is used to judge depth and position and provides information about objects close to the travel path and lane position (a)  

• Fringe vision
• Braking distance
• Central vision
• Execute
• Field of view
• Following distance
• Line of sight
• Path of travel
• Perception distance
• Peripheral vision