Why does driving at night reduce your ability to judge the speed and distance of other vehicles?
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Correct answer to question 177 (General Knowledge): Headlights and taillights give fewer visual reference points than a fully visible vehicle in daylight
Why
At night you're mostly seeing lights rather than the full shape of a vehicle, which gives you fewer cues to judge exactly how far away it is or how fast it's moving.
Updated: November 2026