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Missouri Car / Permit practice

Safe Driving Practices

Following distance, scanning, blind spots, using your lights, and the habits that prevent crashes and keep you in control.

Questions reviewed against the official Missouri driver handbook · July 7, 2026

13 questions · pass with 10 correct. You get instant feedback and an explanation after every answer.

Study questions with answers

12 sample Safe Driving Practices questions with the correct answer, a short explanation, and the official handbook reference. Read through them, then take the quiz above.

  1. 1. Before changing lanes, why should you glance over your shoulder in addition to checking mirrors?

    Correct answer: To check the blind spots your mirrors cannot show

    Mirrors leave blind spots you cannot see, so a quick shoulder check before changing lanes helps avoid a collision.

    Source: Missouri Driver Guide, Chapter 6 - Highway Driving

  2. 2. During what hours does Missouri law require your headlights to be on?

    Correct answer: From a half hour after sunset until a half hour before sunrise

    Headlights must be on from one-half hour after sunset until one-half hour before sunrise, and any time weather requires your wipers.

    Source: Missouri Driver Guide, Chapter 9 - Safe Driving Tips for Special Driving Conditions

  3. 3. You begin to feel very tired and sleepy while driving on the highway. What is the safest thing to do?

    Correct answer: Pull off at the nearest rest stop and take a break or nap

    Tired drivers can be as dangerous as intoxicated ones; pull off safely to rest rather than risk falling asleep at the wheel.

    Source: Missouri Driver Guide, Chapter 6 - Highway Driving

  4. 4. Why should you avoid 'overdriving' your headlights at night?

    Correct answer: Because headlights show only about 350 feet ahead, so you must be able to stop within that distance

    Your low beams light only about 350 feet of road, so drive slowly enough to stop or turn within the distance you can see.

    Source: Missouri Driver Guide, Chapter 9 - Safe Driving Tips for Special Driving Conditions

  5. 5. What does the Missouri guide advise about children riding in vehicles with front passenger air bags?

    Correct answer: Children 12 and under should ride properly restrained in the back seat

    Children 12 and under should ride restrained in a rear seat, and a rear-facing infant seat must never be placed in front of an active passenger air bag.

    Source: Missouri Driver Guide, Chapter 8 - Safe Driving Tips for Everyday Driving

  6. 6. How should a lap-and-shoulder seat belt be worn correctly?

    Correct answer: Lap belt low and snug across the hips, shoulder belt across the chest

    Wear the lap belt low and snug over the hips and the shoulder belt across the chest, never under the arm or behind the back.

    Source: Missouri Driver Guide, Chapter 8 - Safe Driving Tips for Everyday Driving

  7. 7. 'Highway hypnosis,' a drowsy, unaware feeling on long drives, can best be avoided by doing what?

    Correct answer: Keeping your eyes moving and scanning the road and signs

    Highway hypnosis comes from the sameness of the road; keep your eyes moving and, if you feel sleepy, pull off to rest.

    Source: Missouri Driver Guide, Chapter 6 - Highway Driving

  8. 8. The 'three-second rule' is a method Missouri recommends for judging what?

    Correct answer: A safe following distance behind the vehicle ahead

    Pick a fixed object; if you reach it before counting three seconds after the car ahead passes it, you are following too closely.

    Source: Missouri Driver Guide, Chapter 8 - Safe Driving Tips for Everyday Driving

  9. 9. Which hand position on the steering wheel does the Missouri guide recommend for good control?

    Correct answer: Left hand near seven-to-nine o'clock, right hand near three-to-five o'clock

    Placing your hands lower on the wheel gives comfortable, steady control and lets you make most turns without repositioning.

    Source: Missouri Driver Guide, Chapter 8 - Safe Driving Tips for Everyday Driving

  10. 10. You are driving at night behind another car. When should you use low beams?

    Correct answer: When you are within 300 feet of the vehicle you are following

    Use low beams when following within 300 feet of another vehicle so your high beams do not blind that driver.

    Source: Missouri Driver Guide, Chapter 9 - Safe Driving Tips for Special Driving Conditions

  11. 11. A key habit of defensive driving is to do what?

    Correct answer: Expect other drivers to make mistakes and be ready to react

    Defensive drivers keep their eyes moving, anticipate errors by others, and do not assume a right-of-way will keep them safe.

    Source: Missouri Driver Guide, Chapter 8 - Safe Driving Tips for Everyday Driving

  12. 12. Besides nighttime, when else does Missouri law require you to turn on your headlights?

    Correct answer: Any time the weather is bad enough to need your windshield wipers

    You must use your headlights whenever conditions require your windshield wipers, such as rain, snow, or fog.

    Source: Missouri Driver Guide, Chapter 9 - Safe Driving Tips for Special Driving Conditions

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Every Missouri question is written from the official Missouri driver handbook and checked against its current edition. DMV Test Free is a free, independent study resource — not affiliated with any DMV or government agency. About DMV Test Free