Northwest Territories Class 7 Knowledge Test — Class 7 Practice Question
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Accuracy —
Rules of the Road
First minutes of rain on NT road slippery because:
Show Answer & Explanation
Correct Answer: B. Accumulated oil and film rise to surface before rain washes it away
'First-rain slipperiness' is well-documented; drivers assume wet=predictable grip, but early wet is worse.
Why the other answers are wrong
- A.Road is coldTemperature matters but oil film is main cause.
- C.Rain removes traction completelyRain doesn't remove all traction.
- D.Tires expandTire expansion isn't the cause.