https://padlet.com/304803/9r89vyct486z en-us 2018-04-26 17:16:52 UTC 2025-11-09 09:26:29 UTC hello@padlet.com 304803 https://padlet.com/304803/9r89vyct486z/wish/255752445 Igneous rock (derived from the Latin word ignismeaning fire), or magmatic rock, is one of the three main rock types, the others being sedimentary and metamorphic. Igneous rock is formed through the cooling and solidification of magma or lava.]]> 2018-04-26 17:18:03 UTC https://padlet.com/304803/9r89vyct486z/wish/255752445 304803 https://padlet.com/304803/9r89vyct486z/wish/255753533 Rock that has formed through the deposition and solidification of sediment, especially sedimenttransported by water (rivers, lakes, and oceans), ice ( glaciers ), and wind. Sedimentary rocks are often deposited in layers, and frequently contain fossils. Note : Limestone and shale are common sedimentary rocks.]]> 2018-04-26 17:20:20 UTC https://padlet.com/304803/9r89vyct486z/wish/255753533 304803 https://padlet.com/304803/9r89vyct486z/wish/255755054 metamorphic rock definition. Rock that was once one form of rock but has changed to another under the influence of heat, pressure, or some other agent without passing through a liquid phase. Note : Examples are marble, which can be formed from limestone, and slate, which is formed from shale.]]> 2018-04-26 17:23:25 UTC https://padlet.com/304803/9r89vyct486z/wish/255755054 304803 https://padlet.com/304803/9r89vyct486z/wish/255756161 an idealized cycle of processes undergone by rocks in the earth's crust, involving igneous intrusion, uplift, erosion, transportation, deposition as sedimentary rock, metamorphism, remelting, and further igneous intrusion]]> 2018-04-26 17:25:31 UTC https://padlet.com/304803/9r89vyct486z/wish/255756161 304803 https://padlet.com/304803/9r89vyct486z/wish/255757359 wear away or change the appearance or texture of (something) by long exposure to the air.]]> 2018-04-26 17:27:34 UTC https://padlet.com/304803/9r89vyct486z/wish/255757359 304803 https://padlet.com/304803/9r89vyct486z/wish/255758296 the process of eroding or being eroded by wind, water, or other natural agents.]]> 2018-04-26 17:29:12 UTC https://padlet.com/304803/9r89vyct486z/wish/255758296 304803 https://padlet.com/304803/9r89vyct486z/wish/255758984 In geology and related fields, a stratum (plural: strata) is a layer of sedimentary rock or soil, or igneous rockthat were formed at the Earth's surface, with internally consistent characteristics that distinguish it from other layers.]]> 2018-04-26 17:30:21 UTC https://padlet.com/304803/9r89vyct486z/wish/255758984 304803 https://padlet.com/304803/9r89vyct486z/wish/255759650 the binding together of particles or other things by cement.]]> 2018-04-26 17:31:38 UTC https://padlet.com/304803/9r89vyct486z/wish/255759650 304803 https://padlet.com/304803/9r89vyct486z/wish/255760355 The process by which the porosity of a given form of sediment is decreased as a result of its mineral grains being squeezed together by the weight of overlying sediment or by mechanical means. The American Heritage® Science Dictionary.]]> 2018-04-26 17:32:52 UTC https://padlet.com/304803/9r89vyct486z/wish/255760355 304803 https://padlet.com/304803/9r89vyct486z/wish/255761122 the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.]]> 2018-04-26 17:34:20 UTC https://padlet.com/304803/9r89vyct486z/wish/255761122