kettle(redirected from kettles)
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kettle,oval depression found in glacial morainesmoraine
, a formation composed of unsorted and unbedded rock and soil debris called till, which was deposited by a glacier. The till that falls on the sides of a valley glacier from the bounding cliffs makes up lateral moraines, running parallel to the valley sides.
..... Click the link for more information. , which are landforms made up of rock debris. When a glacier melts and draws away from an area, a block of ice may break off and be covered by earth and rock. As the block melts, the ground above it subsides, forming a kettle. Kettles may be deeper than 100 ft (30 m) and more than 1 mi (1.6 km) in diameter. Pitted outwash plains contain many kettles.
A bowl-shaped depression with steep sides in glacial drift deposits that is formed by the melting of glacier ice left behind by the retreating glacier and buried in the drift. Also known as kettle basin; kettle hole.