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Author Question: Consider these contrasting definitions: words that refer to a particular person, place, object, ... (Read 45 times) |
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
Blood is approximately twice as thick as water because of the cells and other components found in it.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.