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Green Card , GREEN CARD. Alien registration receipt cards, colloquially called "green cards," are issued to aliens who qualify as lawful permanent residents as pr… Magnet , Magnet
Background
A magnet is a material that can exert a noticeable force on other materials without actually contacting them. This force is known a… Dentition , dentition Type, number, and arrangement of teeth. An adult human has 32 teeth. In each jaw are four incisors, two canines, four premolars, four molar… Marshy Tundra , marshy tundra Marshy tracts (see MARSH) that are found as important components in the low-, middle-, and high-Arctic tundra belts, because drainage i… active layer , active layer A seasonally thawed surface layer, between a few centimetres and about 3 m thick, that lies above the permanently frozen ground in a per… cartridge , cartridge A container used to protect and facilitate the use of various computer-related media such as magnetic tape, magnetic disk, optical disk, in…
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permanent virtual circuit