Question What is black ice? Answers A thick layer of ice on the road A thin layer of ice on the road Ice that is black from debris on the road Ice that is easily seen Explanation Black ice is a thin layer of ice that is clear enough for the road surface to be seen through it. A road covered in black ice may look like it is merely wet. Take a FREE Practice Test Now This questions appears in the following tests: District Of Columbia Knowledge Test Class B , North Carolina Knowledge Test Class B , Oregon Knowledge Test Class B ,