give rise to fluctuations
61metamorphic rock — Any of a class of rocks that result from the alteration of preexisting rocks in response to changing geological conditions, including variations in temperature, pressure, and mechanical stress. The preexisting rocks may be igneous, sedimentary,… …
62Quantum mechanics — For a generally accessible and less technical introduction to the topic, see Introduction to quantum mechanics. Quantum mechanics …
63Ethical implications in contracts — When creating a contract, a negotiator is not only doing so to reach an agreement between two or more parties, but to create an agreement that is durable; whereby parties of the contract are legally bound and committed to its promises (Wade and… …
64Hookworm — Taxobox name = Necator americanus and Ancylostoma duodenale regnum = Animalia phylum = Nematoda classis = Secernentea ordo = Strongiloidae familia = Ancylostomatidae genus = Necator/Ancylostoma subdivision ranks = Species subdivision = Species N …
65Flatness problem — The local geometry of the universe is determined by whether the relative density Ω is less than, equal to or greater than 1. From top to bottom: a spherical universe with greater than critical density (Ω>1, k>0); a hyperbolic, underdense… …
66blood — bloodlike, adj. /blud/, n. 1. the fluid that circulates in the principal vascular system of human beings and other vertebrates, in humans consisting of plasma in which the red blood cells, white blood cells, and platelets are suspended. 2. the… …
67London — /lun deuhn/, n. 1. Jack, 1876 1916, U.S. short story writer and novelist. 2. a metropolis in SE England, on the Thames: capital of the United Kingdom. 3. City of, an old city in the central part of the former county of London: the ancient nucleus …
68sponge — spongeless, adj. spongelike, adj. spongingly, adv. /spunj/, n., v., sponged, sponging. n. 1. any aquatic, chiefly marine animal of the phylum Porifera, having a porous structure and usually a horny, siliceous or calcareous internal skeleton or… …
69semiconductor device — ▪ electronics Introduction electronic circuit component made from a material that is neither a good conductor nor a good insulator (hence semiconductor). Such devices have found wide applications because of their compactness, reliability,… …
70Anthropic principle — In astrophysics and cosmology, the anthropic principle is the philosophical argument that observations of the physical Universe must be compatible with the conscious life that observes it. Some proponents of the argument reason that it explains… …
