motor sports Sports characterized by driving a motorized vehicle such as a race car, motorcycle, snowmobile or personal watercraft.
snowmobile Motorized vehicle with a track and skis for moving rapidly on snow; some snowmobiles reach speeds of 200 km/h.
personal watercraft Motorized boat that moves quickly on water (about 100 km/h); it is propelled by a turbine that sucks in water in front of it and shoots it out behind.
car racing Speed event in which competitors driving race cars must make a predetermined number of laps around a track.