https://padlet.com/304386/7syvun9zurcg Made with fortitude en-us 2018-01-16 18:32:46 UTC 2025-01-31 21:19:18 UTC hello@padlet.com 304386 https://padlet.com/304386/7syvun9zurcg/wish/221830712 The geological system is a system of chronological dating that relates geological strata (stratigraphy) to time.]]> 2018-01-16 18:34:37 UTC https://padlet.com/304386/7syvun9zurcg/wish/221830712 304386 https://padlet.com/304386/7syvun9zurcg/wish/221831251 Rock Strata is a layer of sedimentary rock or soil, or igneous rock were formed at the earth's surface, with internally consistent characteristics that distinguish it from other layers.]]> 2018-01-16 18:36:07 UTC https://padlet.com/304386/7syvun9zurcg/wish/221831251 304386 https://padlet.com/304386/7syvun9zurcg/wish/221831636 The Rock Cycle is 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.]]> 2018-01-16 18:37:10 UTC https://padlet.com/304386/7syvun9zurcg/wish/221831636 304386 https://padlet.com/304386/7syvun9zurcg/wish/221832112 Fossils are the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.]]> 2018-01-16 18:38:19 UTC https://padlet.com/304386/7syvun9zurcg/wish/221832112 304386 https://padlet.com/304386/7syvun9zurcg/wish/221832440 The history of Earth concerns the development of planet Earth from its formation to the present day]]> 2018-01-16 18:38:59 UTC https://padlet.com/304386/7syvun9zurcg/wish/221832440 304386 https://padlet.com/304386/7syvun9zurcg/wish/221832690 The half life is the time taken for the radioactivity of a specified isotope to fall to half its original value.]]> 2018-01-16 18:39:34 UTC https://padlet.com/304386/7syvun9zurcg/wish/221832690 304386 https://padlet.com/304386/7syvun9zurcg/wish/221833013 Radiometric dating is a method of dating geological or archeological specimens by determining the relative proportions of particular radioactive isotopes present in a sample.]]> 2018-01-16 18:40:18 UTC https://padlet.com/304386/7syvun9zurcg/wish/221833013 304386 https://padlet.com/304386/7syvun9zurcg/wish/221833385 Radiocarbon Dating is another term for carbon dating.]]> 2018-01-16 18:41:04 UTC https://padlet.com/304386/7syvun9zurcg/wish/221833385 304386 https://padlet.com/304386/7syvun9zurcg/wish/221834504 Radioactive Decay is 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.]]> 2018-01-16 18:43:12 UTC https://padlet.com/304386/7syvun9zurcg/wish/221834504 304386 https://padlet.com/304386/7syvun9zurcg/wish/221835042 The age of the Earth is approximately 4.54 ± 0.05 billion years (4.54 × 10⁹ years ± 1%). This dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.]]> 2018-01-16 18:44:12 UTC https://padlet.com/304386/7syvun9zurcg/wish/221835042