Home / Alberta / Questions / Rules of the Road Rules of the Road Report At twice the speed, stopping distance is: A Unchanged B 4 times longer (physics) C 2 times longer D 3 times longer Show Answer & Explanation Correct Answer: B. 4 times longer (physics) Why speed kills. Previous Next More Rules of the Road Questions When passing a cyclist, minimum gap: Cyclists on sidewalk: Motorcycle is entitled to: White cane / guide dog means: Approaching stopped emergency/tow truck with amber/red lights: Often Missed All Alberta Questions Smart Practice Mock Exam Road Signs Guide