How long have people worn shoes?
Anthropologists believe that people have been making and wearing shoes for more than 10,000 years. The Egyptians wore sandals woven from papyrus leaves.
How did the dashbord get its name?
A car's instrument panel is called a dashboard. The term dates back to horse-and-buggy days when dashing horses kicked up mud, splashing the passengers riding behind them. The dashboard was devised to protect them.
Where is the time ball?
The official time ball for the U.S. is on top of the U.S. Naval Observatory in Washington, D.C. As early as 1845, the U.S. Navy dropped a time ball every day at noon from atop a building on a hill overlooking Washington, D.C. People from many miles away could set their watches at noon. Ships anchored in the Potomac River could check their chronometers.
How long is a nanosecond?
A nanosecond is one billionth of a second.
How high is the criminal recividism rate?
Nearly 43 percent of convicted criminals serving prison sentences in the U.S. are re-arrested within a year of being released from prison.
source: www.arcamax.com
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