Search results
Results from the WOW.Com Content Network
The keirin is a 2000-meter track event where the riders start the race in a group behind a motorised derny. The derny paces the riders for 1400 meters and then pulls off the track, at which time the cyclists begin a sprint to the finish line.
sulfur cycle stream A flowing-water ecosystem that starts out as a freshwater spring or as melting snow. survivorship curve A graph showing the number or proportion of individuals surviving at each age for a given species. symbiosis Any type of a close and long-term biological interaction between two different biological organisms. symbiont ...
Animal migration – Avalanche – Carbon cycle – Climate change – Climate change and agriculture – Climate model – Climate oscillation – Clock of the Long Now – Ecology – El Niño/La Niña – Endometrium – Environmental geography – Global cooling – Global warming – Historical temperature record – Hydrogen cycle – Ice age – Transhumance – Milankovitch cycles ...
Bicycle parts. List of bicycle parts by alphabetic order: . Axle: as in the generic definition, a rod that serves to attach a wheel to a bicycle and provides support for bearings on which the wheel rotates.
A pedal cycle, commonly known as a bicycle is driven by legs and feet on pedals. A hand-cranked bicycle or handcycle is driven by arms and hands. A rowing cycle is driven by a rowing action using both arms and legs. A treadle bicycle is driven by a reciprocating, not rotary, motion of the feet. A bucking bike (with one or more eccentric wheels ...
Someone starting out in cycling must be careful to increase length and frequency of cycling sessions slowly, starting for example at an hour or two per day, or a hundred miles or kilometers per week. Bilateral muscular pain is a normal by-product of the training process, whereas unilateral pain may reveal "exercise-induced arterial endofibrosis ...
A bicycle, also called a pedal cycle, bike, push-bike or cycle, is a human-powered or motor-assisted, pedal-driven, single-track vehicle, with two wheels attached to a frame, one behind the other. A bicycle rider is called a cyclist, or bicyclist. Bicycles were introduced in the 19th century in Europe. By the early 21st century there were more ...
Cycle (graph theory), a nontrivial path in a graph from a node to itself Cycle graph, a graph that is itself a cycle; Cycle matroid, a matroid derived from the cycle structure of a graph; Cycle (sequence), a sequence with repeating values Cycle detection, the algorithmic problem of detecting repetitions in sequences generated by iterated functions