https://padlet.com/304440/kjg03ffmnno4 Made with a creative frenzy en-us 2018-01-23 17:30:03 UTC 2023-02-26 08:39:14 UTC hello@padlet.com 304440 https://padlet.com/304440/kjg03ffmnno4/wish/223900799 The geologic time scale (GTS) is a system of chronological dating that relates geological strata (stratigraphy) to time.]]> 2018-01-23 17:32:22 UTC https://padlet.com/304440/kjg03ffmnno4/wish/223900799 304440 https://padlet.com/304440/kjg03ffmnno4/wish/223900919 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.]]> 2018-01-23 17:32:35 UTC https://padlet.com/304440/kjg03ffmnno4/wish/223900919 304440 https://padlet.com/304440/kjg03ffmnno4/wish/223901035 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.]]> 2018-01-23 17:32:45 UTC https://padlet.com/304440/kjg03ffmnno4/wish/223901035 304440 https://padlet.com/304440/kjg03ffmnno4/wish/223901124 the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.]]> 2018-01-23 17:32:53 UTC https://padlet.com/304440/kjg03ffmnno4/wish/223901124 304440 https://padlet.com/304440/kjg03ffmnno4/wish/223901216 the time required for any specified property (e.g., the concentration of a substance in the body) to decrease by half.]]> 2018-01-23 17:33:02 UTC https://padlet.com/304440/kjg03ffmnno4/wish/223901216 304440 https://padlet.com/304440/kjg03ffmnno4/wish/223901313 a method of dating geological or archeological specimens by determining the relative proportions of particular radioactive isotopes present in a sample.]]> 2018-01-23 17:33:09 UTC https://padlet.com/304440/kjg03ffmnno4/wish/223901313 304440 https://padlet.com/304440/kjg03ffmnno4/wish/223901445 another term for carbon dating. - determine the age or date of (organic matter) from the relative proportions of the carbon isotopes carbon-12 and carbon-14 that it contains.]]> 2018-01-23 17:33:21 UTC https://padlet.com/304440/kjg03ffmnno4/wish/223901445 304440 https://padlet.com/304440/kjg03ffmnno4/wish/223901521 The spontaneous transformation of an unstable atomic nucleus into a lighter one, in which radiation is released in the form of alpha particles, beta particles, gamma rays, and other particles.]]> 2018-01-23 17:33:28 UTC https://padlet.com/304440/kjg03ffmnno4/wish/223901521