What phenomenon occurs when a layer of water causes a vehicle to lose traction on a wet road?

Hydroplaning occurs when a layer of water builds up between the tires of a vehicle and the road surface, preventing direct contact and causing a loss of traction. This phenomenon typically happens when a vehicle is traveling at relatively high speeds and the water depth exceeds the ability of the tires to disperse it quickly. As a result, the vehicle can glide over the surface of the water instead of maintaining friction with the road, leading to a loss of steering control and the ability to brake effectively. Understanding hydroplaning is crucial for drivers, as it highlights the importance of reducing speed and increasing caution during rainy conditions to maintain control of the vehicle.