Idaho permit test: night, weather & hazards
Headlights, rain, fog, ice, skids, glare and other hazards. 7 questions.
When does Idaho require headlights?
Keyboard: press 1–4 or A–D to answer, Enter for the next question, S to save, R to read aloud, P to pause reading, L to listen and answer.
Sample night, weather & hazards questions
When does Idaho require headlights?
- A From one hour after sunset to one hour before sunrise
- B Only when it is fully dark outside
- C From sunset to sunrise and when you cannot see 500 feet ahead
- D From sunset to sunrise and when visibility is under 1,000 feet
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C. From sunset to sunrise and when you cannot see 500 feet ahead
Turn on your headlights from sunset to sunrise, and in daytime whenever visibility is reduced to 500 feet or less. Use headlights, not just parking lights.
Idaho law requires you to dim your high beams how far before meeting an oncoming vehicle, and how far before overtaking one?
- A 300 feet before meeting and 100 feet before overtaking
- B 200 feet before meeting and 500 feet before overtaking
- C 1,000 feet before meeting and 300 feet before overtaking
- D 500 feet before meeting and 200 feet before overtaking
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D. 500 feet before meeting and 200 feet before overtaking
Idaho requires headlamps to be dimmed 500 feet before meeting an oncoming vehicle and 200 feet before overtaking one. High beams can blind other drivers directly or through their mirrors.
Source: Idaho Driver's Handbook, page 43
At night with low beams on, about how far ahead can you see, according to the Idaho handbook?
- A About 100 feet
- B About 350 feet
- C About 500 feet
- D About 50 feet
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A. About 100 feet
You can see about 350 feet ahead with high beams and about 100 feet with low beams. Drive slowly enough to stop within the distance you can see.
According to the Idaho handbook, at what speed may tires lose all contact with a wet road and hydroplane?
- A 25 mph
- B 55 mph
- C 35 mph
- D 75 mph
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B. 55 mph
Up to about 35 mph most tires grip a wet road, but grip drops as speed rises. At 55 mph tires may ride on a film of water, so you cannot brake, accelerate or turn.