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The candle problem or candle task, also known as Duncker's candle problem, is a cognitive performance test, measuring the influence of functional fixedness on a participant's problem solving capabilities. The test was created by Gestalt psychologist Karl Duncker [1] and published by him in 1935. [2] Duncker originally presented this test in his ...
A windowsill (also written window sill or window-sill, and less frequently in British English, cill) is the horizontal structure or surface at the bottom of a window. Window sills serve to structurally support and hold the window in place. The exterior portion of a window sill provides a mechanism for shedding rainwater away from the wall at ...
Also aid climbing grade. The technical difficulty grading system for aid climbing (both for "original" and an adapted version for "new wave"), which goes: A0, A1, A2, A3, A4, A5 and up to A6 (for "new wave"). See C-grade. Abalakov thread Abalakov thread Also V-thread. A type of anchor used in abseiling especially in winter and in ice climbing. ABD Also assisted braking device. A term used to ...
The upper section of an entablature or a projecting shelf along the top of a wall often supported by brackets or corbels. Cresting Ornamentation along the ridge of a roof. Cross Springer A block from which the diagonal ribs of a vault spring or start. The top of the springer is known as the skewback. Cross-wing
Structure. Shelf ice is a floating mat of ice, but unlike a pond or a small lake that freezes over, the shelf is not a uniform sheet of ice. Created by the wind and waves, the shelf ice is a jumble of ice chunks, pushed onto each other. It is as if you took a pile of rubble and pushed up against a wall.
Georges Bank was part of the North American mainland as recently as 12,000 years ago. [1] Roughly oval in shape, Georges Bank measures about 149 miles (240 kilometres) in length by 75 miles (121 kilometres) in width. Located 62 miles (100 kilometres) offshore, Georges Bank is part of the continental shelf. Its depth ranges from several metres ...
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