2025 Iowa Permit Test 10
The following questions are from real DMV written tests. These are some of the actual permit questions you will face in Iowa. Each permit practice test question has three answer choices. Select one answer for each question and select "grade this section." You can find this button at the bottom of the drivers license quiz. For a complete list of questions and answers for Iowa please visit https://cheat-sheets.dmv-written-test.com/en/iowa/car.
Number of Tests
Number of Question
Passing Score
25. If your vehicle starts to lose traction because of water on the road, you should:
Explanation
When driving in heavy rain at speeds as low as 30 mph, your tires may lose all contact with the road and instead ride up on a layer of water above the surface of the road. This is called "hydroplaning." If your vehicle starts to hydroplane, slow down gradually and do not apply the brakes.
26. Which of the following about winter driving is not true?
Explanation
You should not use cruise control on snow, in rain, in fog, or under similar hazardous conditions. Winter is the most difficult driving season and requires extra caution from drivers. It is important to consistently check your antifreeze and windshield washer fluid levels. Using snow tires can increase a vehicle's traction on the surface of slippery roads.
27. In rainy weather, you should be most careful when turning or stopping:
Explanation
You should be extra careful when turning and stopping during the first half hour of rain. At this point, the oil from cars has not yet washed off the pavement and could be forming a slippery mixture with the rain.
28. Which of the following statements is true?
Explanation
When passing, you must always signal at least 100 feet in advance of your lane change. Always check behind you in your mirrors and look over your shoulder to check your blind spot. Wait until you can see both headlights of the passed car in your rearview mirror before returning to your original lane.
29. Drivers turning left must yield to:
Explanation
Drivers making a left turn must yield to all vehicles approaching from the opposite direction. This includes bicycles and motorcycles.
30. Slowing down just to look at collisions or anything else out-of-the-ordinary:
Explanation
Avoid "rubbernecking," or slowing down to look at collisions or anything else out-of-the-ordinary. This helps to relieve traffic congestion.
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