Question On a slippery surface, stopping distance: Answers Is longer than on a regular driving surface. Is not as long as on a regular driving surface. Is about the same as on a regular driving surface. Explanation A vehicle's regular stopping distance increases on slippery surfaces because there is less available traction. This questions appears in the following tests: California Class B Knowledge Test Hawaii Double Iowa Double Maine Class B Knowledge Test Maine Passenger Nevada Class A Knowledge Test North Carolina Class B Knowledge Test Oklahoma Tank Rhode Island Double Washington Class A Knowledge Test Wisconsin Tank