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Many a tree shall feel the bite of their iron without pity." [T 5] She went to Manwë and appealed to him to protect the trees, and they realized that Ents, too, were part of the Song of Creation. Yavanna then warned Aulë, "Now let thy children beware! For there shall walk a power in the forests whose wrath they will arouse at their peril."
The periodic table, also known as the periodic table of the elements, is an ordered arrangement of the chemical elements into rows ("periods") and columns ("groups"). It is an icon of chemistry and is widely used in physics and other sciences.
English, from same Proto-Indo-European root as 'yellow' · Symbol Au, from Latin aurum: 11 6 d-block 196.97: 19.3: 1 337.33: 3129: 0.129: 2.54: 0.004: primordial solid 80 Hg Mercury: Mercury, Roman god of commerce, communication, and luck, known for his speed and mobility · Symbol Hg, from Latin hydrargyrum, from Greek hydrárgyros 'water ...
The cent is a monetary unit of many national currencies that equals a hundredth (1 ⁄ 100) of the basic monetary unit. The word derives from the Latin centum , ' hundred '. The cent sign is commonly a simple minuscule (lower case) letter c .
There is one count that puts the English vocabulary at about 1 million words—but that count presumably includes words such as Latin species names, prefixed and suffixed words, scientific terminology, jargon, foreign words of extremely limited English use and technical acronyms. [39] [40] [41] Urdu: 264,000
The Magna Carta of 1215 stipulates that there should be a standard measure of volume for wine, ale and corn (the London Quarter), and for weight, but does not define these units. [6] Later development of the English system was by defining the units in laws and by issuing measurement standards. Standards were renewed in 1496, 1588, and 1758. [7]
Number of (periodic) occurrences per unit time hertz (Hz = s −1) T −1: scalar Half-life: t 1/2: Time for a quantity to decay to half its initial value s T: Heat: Q: Thermal energy: joule (J) L 2 M T −2: Heat capacity: C p: Energy per unit temperature change J/K L 2 M T −2 Θ −1: extensive Heat flux density: ϕ Q: Heat flow per unit ...
A chemical element is a chemical substance whose atoms all have the same number of protons.The number of protons is called the atomic number of that element. For example, oxygen has an atomic number of 8, meaning each oxygen atom has 8 protons in its nucleus.