What does a warning sign typically look like?

A warning sign is specifically designed to alert drivers to potential hazards or changes in road conditions. The standard design for these signs is a diamond shape with a yellow background. This distinctive shape and color combination is universally recognized and helps to quickly convey important information to drivers about caution required ahead, such as curves, intersections, or other dangers.

The yellow color serves as a cautionary signal, drawing attention and indicating that drivers should slow down and be prepared for unexpected situations. In contrast, the other shapes and colors mentioned are associated with different types of traffic signs; for instance, blue signs typically indicate informative messages like services, while red signifies stop or prohibition. Understanding the characteristics of warning signs is crucial for safe driving, as recognizing and responding appropriately to these signals can prevent accidents.