To disperse water and avoid hydroplaning.
Tire grooves channel and disperse the water on wet roads. If it weren't for grooves, your tires would be 'aquaplaning' on every patch of water, and not gripping the surface.
They are called treads.What are the grooves on a tire called?Sipe...plural sipes
Ganymede's surface is heavily cratered and crossed by strange grooves and ridges, wich have been described as tire tracks in the desert
They channel water away from the tyre surface - helping to maitain grip on wet roads.
No the grooves are the tread, the profile is the height of the tire from the rim measured in percentage of tire width.
I think you are looking for "tread." Only the end of "Instead" rhymes with it, but it is what the grooves on a tire are called.
sipe
tread, i think Sipe
It is the depth of the grooves in the tyre.
This is called the tread. It must be durable and heat resistant, and its grooves help keep it in contact with the road, especially when it is raining.
sulcus
To increase friction