Northwest Territories Class 7 Knowledge Test — Class 7 Practice Question
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Accuracy —
Rules of the Road
Black ice on NWT road appears as:
Show Answer & Explanation
Correct Answer: B. Thin, smooth, glassy patch that looks like wet pavement
Black ice gives no friction warning; scanning for shiny patches at cold temperatures is the only preventive cue.
Why the other answers are wrong
- A.Bright white patchWhite snow is visible and gives feedback.
- C.Bubbling asphaltBubbling asphalt indicates summer heat.
- D.Dry surface with frost edgesFrost edges are visible; black ice is uniform.