ground-loop currents
51Sea level — For the sea level change associated with the current episode of global warming, see current sea level rise. For other uses, see Sea level (disambiguation). This marker indicating the sea level is placed on the path from Jerusalem to the Dead Sea …
52Magnetic levitation — This article is about magnetic levitation. For trains based on this effect, see Maglev. For the Ruby interpreter, see MagLev (Ruby interpreter). Levitating pyrolytic carbon Magnetic levitation, maglev, or magnetic suspension is a method by which… …
53steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
54arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
55Nature — This article is about the physical universe. For other uses, see Nature (disambiguation). Natural and Natural World redirect here. For other uses, see Natural (disambiguation). See also: Natural environment Hopetoun Falls, Australia …
56Magnet — This article is about objects and devices that produce magnetic fields. For a description of magnetic materials, see magnetism. For other uses, see Magnet (disambiguation) …
57Earth's magnetic field — Computer simulation of the Earth s field in a normal period between reversals.[1] The tubes represent magnetic field lines, blue when the field points towards the center and yellow when away. The rotation axis of the Earth is centered and… …
58Voltage clamp — The voltage clamp is used by electrophysiologists to measure the ion currents across a neuronal membrane while holding the membrane voltage at a set level. Neuronal membranes contain many different kinds of ion channels, some of which are voltage …
59Columbia Slough — Coordinates: 45°38′36″N 122°46′07″W / 45.64333°N 122.76861°W / 45.64333; 122.76861 …
60computer — computerlike, adj. /keuhm pyooh teuhr/, n. 1. Also called processor. an electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations. Cf. analog… …
