Sedimentary Principals and Fossils by Ismael Castaneda Quintero https://padlet.com/304444/qk98d9r6388q Made with an open mind en-us 2018-01-23 21:38:09 UTC 2018-01-23 21:58:29 UTC hello@padlet.com Principle of uniformitarianism 304444 https://padlet.com/304444/qk98d9r6388q/wish/224027734 Earth's crust have acted in the same regular manner and with essentially the same intensity throughout geologic time]]> 2018-01-23 21:39:43 UTC https://padlet.com/304444/qk98d9r6388q/wish/224027734 Principle of superposition 304444 https://padlet.com/304444/qk98d9r6388q/wish/224029158 a series of stratified sedimentary rocks the lowest stratum is the oldest. 2. n. the displacement]]> 2018-01-23 21:45:25 UTC https://padlet.com/304444/qk98d9r6388q/wish/224029158 Principle of original horizontality 304444 https://padlet.com/304444/qk98d9r6388q/wish/224029518  states that layers of sediment are originally deposited horizontally under the action of gravity]]> 2018-01-23 21:47:07 UTC https://padlet.com/304444/qk98d9r6388q/wish/224029518 Principle of original lateral continuity 304444 https://padlet.com/304444/qk98d9r6388q/wish/224029984  states that layers of sediment initially extend laterally in all directions]]> 2018-01-23 21:49:12 UTC https://padlet.com/304444/qk98d9r6388q/wish/224029984 principle of cross-cutting relationships 304444 https://padlet.com/304444/qk98d9r6388q/wish/224030215 that states that the geologic feature which cutsanother is the younger of the two features]]> 2018-01-23 21:49:59 UTC https://padlet.com/304444/qk98d9r6388q/wish/224030215 Principle of inclusions 304444 https://padlet.com/304444/qk98d9r6388q/wish/224030929  states that, with sedimentary rocks if inclusions are found in a formation, then the inclusions must be older than the formation that contains them.]]> 2018-01-23 21:52:53 UTC https://padlet.com/304444/qk98d9r6388q/wish/224030929 Mold and Cast fossils 304444 https://padlet.com/304444/qk98d9r6388q/wish/224031191  If the space is subsequently filled with sediment, an external cast can be made.]]> 2018-01-23 21:53:57 UTC https://padlet.com/304444/qk98d9r6388q/wish/224031191 Petrification Fossils 304444 https://padlet.com/304444/qk98d9r6388q/wish/224031458 which organic material becomes a fossil through the replacement of the original material and the filling of the original pore spaces with minerals.]]> 2018-01-23 21:55:07 UTC https://padlet.com/304444/qk98d9r6388q/wish/224031458 Footprints and Trackways Fossils 304444 https://padlet.com/304444/qk98d9r6388q/wish/224031694  trackway made by an organism. ... Marine organisms also made many ancient trackways]]> 2018-01-23 21:56:04 UTC https://padlet.com/304444/qk98d9r6388q/wish/224031694 Coprolites Fossils 304444 https://padlet.com/304444/qk98d9r6388q/wish/224031918 Coprolites are classified as trace fossils as opposed to body fossils]]> 2018-01-23 21:56:58 UTC https://padlet.com/304444/qk98d9r6388q/wish/224031918 Whole Body or True Form Fossils 304444 https://padlet.com/304444/qk98d9r6388q/wish/224032157 when the actual plant or animal IS the fossil]]> 2018-01-23 21:57:46 UTC https://padlet.com/304444/qk98d9r6388q/wish/224032157