Speed and stoppingQuestion 15 of 235

At night, how fast can you drive so that you do not overdrive your headlights?

  1. Slowly enough to stop in the distance that your headlights light up.
  2. At the posted speed limit, in all conditions.
  3. Fast enough to leave the dark part of the road quickly.
  4. At the same speed as the vehicle ahead.
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Correct answer: Slowly enough to stop in the distance that your headlights light up.

At night you see only as far as your lights show. You must be able to stop inside that distance.

Source: Driver’s Guide: Cars and Light Trucks (Government of Alberta, Spring 2026), Driving at night, page 84

Practice speed and stopping

Questions last reviewed: 18 October 2026