+ More. The oldest baby boomers have already turned 65, and the older population of the U.S. is beginning to swell. The age-65-and-older population grew 18 percent between 2000 and 2011 to 41.4 million senior citizens, according to a recent Administration on Aging report. More. The oldest baby boomers have already turned 65, and the older population of the U.S. is beginning to swell. The age-65-and-older population grew 18 percent between 2000 and 2011 to 41.4 million senior citizens, according to a recent Administration on Aging report.
Community Q&A. An electric bicycle can easily be built by taking an existing bicycle and adding five parts: 1) a motor, 2) a linkage from the motor to a wheel or pedals, 3) batteries, 4) a throttle and 5) a motor controller (the brain that regulates how much battery power to send to the motor based on the position of the throttle).
Vehicles for human transport that have two wheels and require balancing by the rider date back to the early 19th century. The first means of transport making use of two wheels arranged consecutively, and thus the archetype of the bicycle, was the German draisine dating back to 1817.The term bicycle was coined in France in the 1860s.n Dutch the name of these bicycles is Omafiets (grandma's bike). Bicycle in Plymouth at the start of the 20th century. Cycling steadily became more important in Europe over the first half of the twentieth century, but it dropped off dramatically in the United States between 1900 and 1910.