K1 kayak
Closed tapered boat that is propelled with a double-bladed paddle in a seated position; it has a rudder to facilitate steering.
tapered end 
Tapered end of the kayak; the V-shaped hull is very unstable but can glide very quickly.
rudder 
Submerged device with a rotating flat surface that is integrated with a vertical axle and used to steer the kayak.
seat 
Position taken for paddling; once seated, the kayaker can control the rudder with a bar by using the feet.
double-bladed paddle 
Instrument with two curved oar blades that are attached to a handle; it propels and steers the kayak by paddling on alternating sides of the boat.