rate too low to measure
91Bat species identification — TOCrightBat detectors are the most common way to identify the species of flying bats. There are distinct types of call which can indicate the genus, and variations in pattern and frequency which indicate the species. For readers not familiar with …
922010 Polish Air Force Tu-154 crash — Polish Air Force Tu 154 crash Part of the fuselage near Smolensk Accident summary Date 10 April …
93Immigration to the United States — 2000 Census Population Ancestry Map Immigration to the United States has been a major source of …
94Economy of the United States — Economy of United States Rank 1st (nominal) / 1st (PPP) Currency US$ (USD) …
95Formation evaluation — In petroleum exploration and development, formation evaluation is used to determine the ability of a borehole to produce petroleum. Essentially, it is the process of recognizing a commercial well when you drill one .Modern rotary drilling usually …
96Human mortality from H5N1 — or the human fatality ratio from H5N1 or the case fatality rate of H5N1 refer to the ratio of the number of confirmed human deaths resulting from confirmed cases of transmission and infection of H5N1 to the number of those confirmed cases. For… …
97Metal ions in aqueous solution — A metal ion in aqueous solution is a cation, dissolved in water, of chemical formula [M(H2O)n]z+. The solvation number, n, determined by a variety of experimental methods is 4 for Li+ and Be2+ and 6 for elements in rows 3 and 4 of the periodic… …
98Oscilloscope types — This is a subdivision of the Oscilloscope article, discussing the various types and models of oscilloscopes in greater detail. Contents 1 Cathode ray oscilloscope (CRO) 1.1 Dual beam oscilloscope 2 Analog storage oscilloscope …
99Cocaine — For other uses, see Cocaine (disambiguation). Cocaine …
100Main sequence — A Hertzsprung Russell diagram plots the actual brightness (or absolute magnitude) of a star against its color index (represented as B V). The main sequence is visible as a prominent diagonal band that runs from the upper left to the lower right.… …
