ABUNDANCE OF WATERDRINKING WATERHYDROGEN BONDFIND OUT MOREThe simple combination of two hydrogen atoms and one oxygen atom creates a water molecule (H2O). Water is the most common compound on…
(Encyclopedia) AnaximanderAnaximanderənăkˌsĭmănˈdər [key], c.611–c.547 b.c., Greek philosopher, b. Miletus; pupil of Thales. He made the first attempt to offer a detailed explanation of all aspects…
(Encyclopedia) cyano groupcyano groupsīˈənō, sī-ănˈō [key], in chemistry, functional group that consists of a carbon atom joined to a nitrogen atom by a triple bond; it can be joined to an atom or…
The Perfect Couple: Cause and EffectWriting WellYou Got Some 'Splaining to Do, Lucy: ExpositionThe Perfect Couple: Cause and EffectNeat and Tidy: Classify-DivideAlike and Different: Comparison and…
Some Native Americans have two names, one of which is never made public because of the power it would give another person over them.It is common in parts of West Africa for people to name their…
The Breaking of the Bells American Telephone and Telegraph (AT&T) was the target of a suit filed under the Sherman Antitrust Act and faced charges of operating a nationwide monopoly on…
(Encyclopedia) alloyalloyălˈoi, əloiˈ [key] [O. Fr.,=combine], substance with metallic properties that consists of a metal fused with one or more metals or nonmetals. Alloys may be a homogeneous…
Source: U.S. Dept. of the Interior, Geological Survey According to the theory of continental drift, the world was made up of a single continent through most of geologic time. That continent…
What is this job like? Very athletic people might want to consider getting a job as a "pro" athlete. But they should know that very few athletes ever make it that far. It's a good idea, then, to…
The Question:
How long would it take to land a manned spacecraft on Mars?
The Answer:
According to NASA, a vessel with humans on it would take roughly six months to travel to Mars and another…
