https://padlet.com/22045452/pgkl60it4yf801wc Timeline of Earth's History en-us 2021-02-22 17:18:50 UTC 2025-10-02 21:29:42 UTC hello@padlet.com https://padlet.net/icons/png/1f30e.png 22045452 https://padlet.com/22045452/pgkl60it4yf801wc/wish/1228922675 A collision between Earth and another small planet created the moon by the small debris forming together and beginning to orbit Earth.]]> 2021-02-22 21:51:37 UTC https://padlet.com/22045452/pgkl60it4yf801wc/wish/1228922675 22045452 https://padlet.com/22045452/pgkl60it4yf801wc/wish/1228923854 Accumulation of particles that form into a massive object by gravitationally gathering more and more matter. ]]> 2021-02-22 21:52:01 UTC https://padlet.com/22045452/pgkl60it4yf801wc/wish/1228923854 22045452 https://padlet.com/22045452/pgkl60it4yf801wc/wish/1228933777 As planetary bodies cool slowly, heat diminishes, and the activities diminish to nothing. ]]> 2021-02-22 21:55:32 UTC https://padlet.com/22045452/pgkl60it4yf801wc/wish/1228933777 22045452 https://padlet.com/22045452/pgkl60it4yf801wc/wish/1228945977 Failed planets and smaller asteroids slammed into larger worlds, scarring their surface. Towards the end of this cycle it is called Heavy Bombardment.]]> 2021-02-22 21:59:52 UTC https://padlet.com/22045452/pgkl60it4yf801wc/wish/1228945977 22045452 https://padlet.com/22045452/pgkl60it4yf801wc/wish/1228950257 Formed during a stage of accretion, as metal from impactors sank through a magma ocean to the center of the Earth. ]]> 2021-02-22 22:01:34 UTC https://padlet.com/22045452/pgkl60it4yf801wc/wish/1228950257