Course 10 of 48 · Driving Safely

Seeing

What you’ll learn

Apply 1 second of space per 10 ft of vehicle below 40 mph
Add one second when traveling over 40 mph
Calculate proper distance: a 40-ft truck = 4 seconds minimum

Test what you learned

Sign up and we'll email you a 4-question mock test for this lesson - exam-style, instant feedback, color-coded.

Already signed up? Take the quiz now →