This sign means: Question This sign means: Answers Slow down; curving road ahead. Slow down and do not use your brakes. Slow down; slippery when wet. Explanation This sign warns that the road ahead becomes slippery when wet. This questions appears in the following tests: Alabama Motorcycle Practice Test 74 Arkansas Motorcycle Practice Test 146 California Motorcycle Practice Test 52 Delaware Motorcycle Practice Test 71 Georgia Motorcycle Practice Test 108 Idaho Motorcycle Practice Test 85 Illinois Motorcycle Practice Test 100 Kansas Motorcycle Practice Test 48 Nebraska Motorcycle Practice Test 101 Ohio Motorcycle Practice Test 33 South Carolina Motorcycle Practice Test 214 South Dakota Motorcycle Practice Test 19 Tennessee Motorcycle Practice Test 24 Virginia Motorcycle Practice Test 93 Wisconsin Motorcycle Practice Test 190 Wyoming Motorcycle Practice Test 86