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The 1999 Tour de France was a multiple stage bicycle race held from 3 to 25 July, and the 86th edition of the Tour de France. It has no overall winner—although American cyclist Lance Armstrong originally won the event, the ...
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Crystals are in fact very common. Take a look around you when you sit down to dinner. Your metal knife is a crystal, as are your spoons, forks, and metal serving bowls. The ice in your cup is a crystal, ...
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Dissolving a salt molecule in water does not make its atoms ionize. The atoms in solid salts are already ionized long before touching water. Electrons in an atom can only take on specific wave states, and only one electron can occupy ...
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From a purely mathematical perspective, there is absolutely nothing special about choosing the letter x as your label for a variable. Labels are used in mathematics to represent numbers that are not yet known or can change (variables), a collection ...
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Car tires do not protect you from lightning strikes. Although the rubber in a tire acts as an insulator at low voltages, the voltage in a lighting bolt is far too high to be stopped by tires or air. No ...
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The answer to this question is more complicated than most people realize. Some flames do contain plasma and some flames do not. To properly answer this question, we really have to first strictly define what we mean by "plasma". A ...
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Are Bats Blind-Flying Bats Bats are not blind and can actually see very well with their eyes.It has nothing to do with vision. Despite the tiny eyes and nocturnal lifestyle, none of the roughly 1,100 bat species is blind.While most bats ...
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All of earth's oxygen does not come from trees. Rather, the atmospheric oxygen that we depend on as humans comes predominantly from the ocean. According to National Geographic, about 70% of the oxygen in the atmosphere comes from marine plants ...
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Cell phones do not cause cancer, no matter how long they are used, because they communicate using radio waves. Radio waves simply don't have enough energy per photon to ionize atoms. The World Health Organization states, "Only the high frequency ...
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Diamonds do not last forever. Diamonds degrade to graphite, because graphite is a lower-energy configuration under typical conditions. Diamond (the stuff in wedding rings) and graphite (the stuff in pencils) are both crystalline ...
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