https://padlet.com/3039131/dtfdxi1wv9om Made with charisma en-us 2018-01-16 18:32:11 UTC 2024-12-16 09:53:44 UTC hello@padlet.com 3039131 https://padlet.com/3039131/dtfdxi1wv9om/wish/221834921 The geologic time scale (GTS) is a system of chronological dating that relates geological strata (stratigraphy) to time. It is used by geologists, paleontologists, and other Earth scientists to describe the timing and relationships of events that have occurred during Earth's history.

]]> 2018-01-16 18:44:00 UTC https://padlet.com/3039131/dtfdxi1wv9om/wish/221834921 3039131 https://padlet.com/3039131/dtfdxi1wv9om/wish/221837104 2018-01-16 18:48:24 UTC https://padlet.com/3039131/dtfdxi1wv9om/wish/221837104 3039131 https://padlet.com/3039131/dtfdxi1wv9om/wish/221837497 In geology and related fields, a stratum (plural: strata) is a layer of sedimentary rock or soil, or igneous rock where formed at the earth's surface, with internally consistent characteristics that distinguish it from other layers.

]]> 2018-01-16 18:49:19 UTC https://padlet.com/3039131/dtfdxi1wv9om/wish/221837497 3039131 https://padlet.com/3039131/dtfdxi1wv9om/wish/221838857 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 18:52:09 UTC https://padlet.com/3039131/dtfdxi1wv9om/wish/221838857 3039131 https://padlet.com/3039131/dtfdxi1wv9om/wish/221840127 The remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.


]]> 2018-01-16 18:54:42 UTC https://padlet.com/3039131/dtfdxi1wv9om/wish/221840127 3039131 https://padlet.com/3039131/dtfdxi1wv9om/wish/221841133 The history of Earth concerns the development of planet Earth from its formation to the present day. Nearly all branches of natural science have contributed to the understanding of the main events of Earth's past. The age of the Earth is approximately one-third of the age of the universe.

]]> 2018-01-16 18:56:49 UTC https://padlet.com/3039131/dtfdxi1wv9om/wish/221841133 3039131 https://padlet.com/3039131/dtfdxi1wv9om/wish/221841982 The time taken for the radioactivity of a specified isotope to fall to half its original value.
the time taken for the radioactivity of a specified isotope to fall to half its original value.]]> 2018-01-16 18:58:44 UTC https://padlet.com/3039131/dtfdxi1wv9om/wish/221841982