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2. Bicycle performance - Wikipedia

   en.wikipedia.org/wiki/Bicycle_performance

   From a mechanical viewpoint, up to 99% of the mechanical energy delivered by the rider into the pedals is transmitted to the wheels (clean, lubricated new chain at 400 W), although the use of gearing mechanisms reduces this by 1–7% (clean, well-lubricated derailleurs and a straight chainline), 4–12% (chain with 3-speed hubs), or 10–20% (shaft drive with 3-speed hubs).

3. Bicycle stairway - Wikipedia

   en.wikipedia.org/wiki/Bicycle_stairway

   A bike ramp in Poland. Retrofitted ramps (these are also intended for push chairs/prams. V-shaped bicycle stairway beside a short staircase Bicycle stairway within a vehicle ferry. A bicycle stairway is a pedestrian stairway which also has a channel alongside it to facilitate walking a bicycle up or down the stairway. [1]

4. Cycling - Wikipedia

   en.wikipedia.org/wiki/Cycling

   European city bike Children riding a bike in Ghana. Cycling, [1] also known as bicycling [2] or biking, [3] is the activity of riding a bicycle or other type of cycle. It encompasses the use of human-powered vehicles such as balance bikes, unicycles, tricycles, and quadricycles.

5. Bicycle - Wikipedia

   en.wikipedia.org/wiki/Bicycle

   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 ...

6. Frndly TV - Wikipedia

   en.wikipedia.org/wiki/Frndly_TV

   Frndly TV is an American streaming television service that offers live TV, on demand video and cloud-based DVR [3] for over 40 live television networks. [4] Frndly TV has a channel lineup with a focus on family-friendly programming, [5] and includes U.S. networks Hallmark Channel, [6] The Weather Channel, A&E, History, Lifetime, MeTV, Story Television, and Up TV.

7. Global Cycling Network - Wikipedia

   en.wikipedia.org/wiki/Global_Cycling_Network

   Occasionally, the channel also creates videos on cyclo-cross and less frequently, mountain biking (mostly covered on Global Cycling Network's sister channel, Global Mountain Bike Network). The channel also produced a "Road Bike Party" series of videos featuring former trials rider Martyn Ashton performing stunts on road bikes. It was a ...

8. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   firefox-startpage.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

9. Bicycle and motorcycle dynamics - Wikipedia

   en.wikipedia.org/wiki/Bicycle_and_motorcycle...

   A factor that influences how easy or difficult a bike will be to ride is trail, the distance by which the front wheel ground contact point trails behind the steering axis ground contact point. The steering axis is the axis about which the entire steering mechanism (fork, handlebars, front wheel, etc.) pivots.