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. Take a FREE Practice Test Now This questions appears in the following tests: Wisconsin Practice Test Rhode Island Practice Test Georgia Practice Test Illinois Practice Test Tennessee Practice Test South Dakota Practice Test Delaware Practice Test Kentucky Practice Test Alabama Practice Test Oklahoma Practice Test Arizona Practice Test South Carolina Practice Test Nebraska Practice Test Connecticut Practice Test Maryland Practice Test Wyoming Practice Test New Mexico Practice Test Kansas Practice Test Arkansas Practice Test District Of Columbia Practice Test Mississippi Practice Test Maine Practice Test California Practice Test