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Animated Math Video: Compare Numbers Using Numerals to 10
In this video, Emily learns how to count, write and compare numbers to determine which one is less than the other.Estimated Number of Alternative-Fueled Vehicles in the U.S., 1992-2005
Year Liquefiedpetroleumgases1 Compressednaturalgas Liquefiednaturalgas Methanol,85%2 Methanol,neat Ethanol,85%2 Ethanol,95%2 Electricity Total 1992 221,000 23,191 90 4,850 404 172 38 1,607 251,352…Number of Employed and Unemployed Workers by Sex and Age, 1970–2008
(in thousands) 200820032002120011200011999119981199711996119951199411993219922199021985 1980 1970Men, 20 years and over Employed 67,89570,41569,73469,77668,58067,76167,13466,52464,89764…binary system
(Encyclopedia) binary system, numeration system based on powers of 2, in contrast to the familiar decimal system, which is based on powers of 10. In the binary system, only the digits 0 and 1 are…Avogadro, Amedeo, conte di Quaregna
(Encyclopedia) Avogadro, Amedeo, conte di QuaregnaAvogadro, Amedeo, conte di Quaregnaämādāˈō kônˈtā dē kwärāˈnyä ävōgäˈdrō [key], 1776–1856, Italian physicist, b. Turin. He became professor of…scalar
(Encyclopedia) scalar, quantity or number possessing only sign and magnitude, e.g., the real numbers (see number), in contrast to vectors and tensors; scalars obey the rules of elementary algebra.…e, in mathematics
(Encyclopedia) e, in mathematics, irrational number occurring widely in mathematics and science, approximately equal to the value 2.71828; it is the base of natural, or Naperian, logarithms. The…meiosis
(Encyclopedia) CE5 Formation of sperm cells through meiosis meiosismeiosismīŏˈsĭs [key], process of nuclear division in a living cell by which the number of chromosomes is reduced to half the…How to Express Large Numbers in Scientific Notation and Rewrite in Standard Form
This video explains methods of rewriting large numbers in scientific notation, as well as rewriting numbers expressed in scientific notation into standard form.