A wet road is most slippery:

• A.After it has rained all day
• B.Only when it is also foggy
• C.After the road has been washed clean
• D.During the first 10 minutes of rain

Why

Oil and dirt on the pavement mix with the first rain to form a slick film. Use extra caution during the first 10 minutes of a storm.

Manual topic: California Driver Handbook - Driving in Bad Weather · From the California Learner's Permit (Car) practice bank (CAC-164).

Practice the full California Learner's Permit (Car) test

More Adverse Conditions & Emergencies questions

• At night, you must dim your high beams when an oncoming vehicle is within:
• When following another vehicle at night, dim your high beams when you are within:
• California law requires you to turn on your headlights whenever:
• On a wet road, the most important adjustment is to:
• Your car begins to hydroplane. You should: