- Entry Level Driver Training Extreme Driving Conditions Questions and Answers Flashcards

What is hydroplaning and at what speed can it begin?

Answer: Tires riding on a film of water; can begin as low as 30 mph

Hydroplaning occurs when a thin layer of water builds between the tires and the road surface, causing loss of traction. It can begin at speeds as low as 30 mph.

When driving on a mountain road in winter, what should you do before starting a long downgrade?

Answer: Test your brakes to make sure they work

Before starting a long downgrade, especially in winter conditions, you should test your brakes at a safe speed to ensure they are working properly before you need them on the descent.

What should you do if you cannot see the road ahead due to a dust storm?

Answer: Pull completely off the road and stop; turn off your lights

In a dust storm with zero visibility, you should pull completely off the road, stop, and turn off your lights. Leaving lights on can cause following drivers to use your taillights as a guide and crash into you.

How does black ice typically form on roadways?

Answer: When temperatures are near freezing and the road surface is wet

Black ice forms when temperatures drop to near or below freezing on wet road surfaces. It is called 'black' ice because it is transparent and shows the dark road surface beneath it.

When driving in high winds, which type of trailer is most susceptible to being blown over?

Answer: Empty or lightly loaded high-profile trailer

Empty or lightly loaded high-profile (van/box) trailers present the largest surface area with the least weight, making them most vulnerable to wind-related tip-overs.

What is the correct technique for driving through a deep puddle of water?

Answer: Slow down, shift to a low gear, and drive through steadily

Slowing down and maintaining a steady speed in a low gear prevents splashing water into the engine and maintains control through the standing water.