That is a Zamboni and is named after its inventor, Frank Zamboni.
An ice hockey puck travels smoother and faster on ice, floor and street hockey pucks are designed for use on certain surface types and perform better on those specific surfaces.
Ice has a much smoother surface than the surface of the ground, therefore there is less friction acting on the hockey puck compared to a ball rolling on the ground. Ice is nearly a frictionless surface.
by cleaning the surface
yes
the smoother a surface is, the less friction it produces.
If you mean in the context of "the field" or "the court" for other sports, then "the ice" would be the proper name for the playing surface in ice hockey. ^^^^ In other words, the rink.
abrasion
smoother surfaces and smaller surface areas.
Abrasion
it fills in everything and just gives you a flat surface for the color
Granite.
The smoother the surface of a ramp, the greater is the danger of a vehicle slipping and losing traction.A wet, smooth ramp could cause a pedestrian to slip over and be hurt.