Question This sign means: Answers A left curve is ahead. A series of curves is ahead. An S-curve is ahead. The road will be slippery when wet. Explanation This sign warns that especially slippery conditions exist when the road is wet. This questions appears in the following tests: Alaska Motorcycle Practice Test 76 Arizona Motorcycle Practice Test 14 Arkansas Motorcycle Practice Test 122 Colorado Motorcycle Practice Test 48 Connecticut Motorcycle Practice Test 59 District Of Columbia Motorcycle Practice Test 45 Hawaii Motorcycle Practice Test 64 Idaho Motorcycle Practice Test 189 Illinois Motorcycle Practice Test 62 Indiana Motorcycle Practice Test 27 Iowa Motorcycle Practice Test 19 Kentucky Motorcycle Practice Test 20 Louisiana Motorcycle Practice Test 95 Maine Motorcycle Practice Test 102 Maryland Motorcycle Practice Test 78 Massachusetts Motorcycle Practice Test 118 Michigan Motorcycle Practice Test 134 Minnesota Motorcycle Practice Test 2 Mississippi Motorcycle Practice Test 102 Missouri Motorcycle Practice Test 20 Montana Motorcycle Practice Test 51 Nebraska Motorcycle Practice Test 2 Nevada Motorcycle Practice Test 30 New Hampshire Motorcycle Practice Test 87 New Jersey Motorcycle Practice Test 70 New Mexico Motorcycle Practice Test 89 New York Motorcycle Practice Test 70 North Carolina Motorcycle Practice Test 78 North Dakota Motorcycle Practice Test 123 Ohio Motorcycle Practice Test 183 Oklahoma Motorcycle Practice Test 72 Oregon Motorcycle Practice Test 66 Pennsylvania Motorcycle Practice Test 128 Rhode Island Motorcycle Practice Test 60 South Carolina Motorcycle Practice Test 110 Texas Motorcycle Practice Test 4 Utah Motorcycle Practice Test 72 Vermont Motorcycle Practice Test 57 Washington Motorcycle Practice Test 130 West Virginia Motorcycle Practice Test 29 Wisconsin Motorcycle Practice Test 68 Wyoming Motorcycle Practice Test 30