https://padlet.com/3095331/8g6sq22geg3o Made with charisma en-us 2018-04-26 18:09:55 UTC 2026-03-21 22:52:40 UTC hello@padlet.com 3095331 https://padlet.com/3095331/8g6sq22geg3o/wish/255777514 Igneous rock (derived from the Latin word ignis meaning 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 18:10:28 UTC https://padlet.com/3095331/8g6sq22geg3o/wish/255777514 3095331 https://padlet.com/3095331/8g6sq22geg3o/wish/255777994 Rock that has formed through the deposition and solidification of sediment, especially sediment transported 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 18:11:46 UTC https://padlet.com/3095331/8g6sq22geg3o/wish/255777994 3095331 https://padlet.com/3095331/8g6sq22geg3o/wish/255778503 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 18:13:00 UTC https://padlet.com/3095331/8g6sq22geg3o/wish/255778503 3095331 https://padlet.com/3095331/8g6sq22geg3o/wish/255779554 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 18:15:03 UTC https://padlet.com/3095331/8g6sq22geg3o/wish/255779554 3095331 https://padlet.com/3095331/8g6sq22geg3o/wish/255780416 Wear away or change the appearance or texture of (something) by long exposure to the air.]]> 2018-04-26 18:16:54 UTC https://padlet.com/3095331/8g6sq22geg3o/wish/255780416 3095331 https://padlet.com/3095331/8g6sq22geg3o/wish/255781697 The gradual destruction or diminution of something.]]> 2018-04-26 18:19:23 UTC https://padlet.com/3095331/8g6sq22geg3o/wish/255781697 3095331 https://padlet.com/3095331/8g6sq22geg3o/wish/255782737 In geology and related fields, a stratum (plural: strata) is a layer of sedimentary rock or soil, or igneous rock that were formed at the Earth's surface, with internally consistent characteristics that distinguish it from other layers.]]> 2018-04-26 18:21:26 UTC https://padlet.com/3095331/8g6sq22geg3o/wish/255782737 3095331 https://padlet.com/3095331/8g6sq22geg3o/wish/255784124

The binding together of particles or other things by cement.

]]> 2018-04-26 18:23:40 UTC https://padlet.com/3095331/8g6sq22geg3o/wish/255784124 3095331 https://padlet.com/3095331/8g6sq22geg3o/wish/255785078 compaction. (kəm-pāk'shən) 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 18:25:26 UTC https://padlet.com/3095331/8g6sq22geg3o/wish/255785078 3095331 https://padlet.com/3095331/8g6sq22geg3o/wish/255785911 The remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.]]> 2018-04-26 18:27:06 UTC https://padlet.com/3095331/8g6sq22geg3o/wish/255785911