Fossils by Savahna-Lee Walker https://padlet.com/swalker269/grrbqbg6g7urxshh en-us 2022-11-01 01:13:18 UTC 2022-11-23 01:27:46 UTC hello@padlet.com 1. swalker269 https://padlet.com/swalker269/grrbqbg6g7urxshh/wish/2364149135 * Fossils are the preserved remains of the plants and animals or the traces of their activities 

*Fossils give us clues about how like was in the past ]]> 2022-11-01 01:17:59 UTC https://padlet.com/swalker269/grrbqbg6g7urxshh/wish/2364149135 2. swalker269 https://padlet.com/swalker269/grrbqbg6g7urxshh/wish/2364150353 2022-11-01 01:19:00 UTC https://padlet.com/swalker269/grrbqbg6g7urxshh/wish/2364150353 Earths history has 3 main eras swalker269 https://padlet.com/swalker269/grrbqbg6g7urxshh/wish/2375895873 cenozoic - new life
were mammoths ,saber tooth tigers , giant
deers and cave bears

mesozoic - middle life
dinosaurs and plesiosaurs

paleozoic - old life
dragonflies , marine reptiles , lizards and some shellfish 
These eras are named for kinds of animals that lived at that time ]]> 2022-11-09 00:41:03 UTC https://padlet.com/swalker269/grrbqbg6g7urxshh/wish/2375895873 how fossils are formed swalker269 https://padlet.com/swalker269/grrbqbg6g7urxshh/wish/2394853455 - fossils can only form when the remains of a   living thing is preserved from decay.

MAIN AGENTS THAT CAUSE DECAY : 

- oxygen 
- predators 
- microorganisms 
- radiation 
- weather 



]]> 2022-11-23 00:57:43 UTC https://padlet.com/swalker269/grrbqbg6g7urxshh/wish/2394853455 swalker269 https://padlet.com/swalker269/grrbqbg6g7urxshh/wish/2394883342 2022-11-23 01:27:46 UTC https://padlet.com/swalker269/grrbqbg6g7urxshh/wish/2394883342