module 4.2 quiz Flashcards
what must drivers do to maintain a safe margin of space that provides room to steer in an emergency?
manage all 6 zones around the vehicle and adjust position
open zone
space where you can drive without restriction
closed zone
space not available in the vehicle’s path of travel
changing zone
open zone changes to a closed zone or a closed zone becomes an open zone
a red light would be a blank zone
closed
a yellow light would be a blank zone
changing
a green light would be a blank zone
open
time needed to negotiate a hazard
immediate action required
4-8 seconds
time needed to negotiate a hazard
allows for an escape route
12-15 seconds
time needed to negotiate a hazard
find a safe and open path of travel, change lanes
20-30 seconds
what space around the vehicle do drivers have the most control over?
space directly in front of the vehicle
2-second following distance
is effect at speeds under 35 mph
3-second following distance
may provide enough time for evasive steering maneuver on dry surfaces or to brake at speeds up to 45 mph
4-second following distance
provides time to steer out of a problem on dry surfaces and brake out of a problem at speeds up to 70 mph
when should you increase your following distance?
visibility is limited
traction is limited
number of visual and mental tasks increases
being tailgated
line of sight restriction
path of travel restriction
carrying a heavy load or pulling a trailer
learning to drive