Evelyn's History of Planet Earth Timeline Project By secarver Nov 19, 2015 4.5 Billion years ago the Earth was created from dust particles from the sun. Picture reference: http://www.dailygalaxy.com/.a/6a00d8341bf7f753ef01b7c7582f0c970b-pi Nov 19, 2015 3.5 Billion years ago single celled organisms appered on Earth. Picture reference: http://autocww2.colorado.edu/~toldy3/E64ContentFiles/VirusesMoneransAndProtists/Protista.jpg Nov 19, 2015 3 Billion years ago Plate Tectonics Formed Picture Reference: https://upload.wikimedia.org/wikipedia/commons/4/40/Tectonic_plate_boundaries.png Nov 19, 2015 2.4 Billion years ago oxygen first appeared on Earth. Picture Reference: http://www.cjc.dk/uploads/RTEmagicC_Contamination_Ozygen-air-gas.jpg.jpg Nov 19, 2015 1 Billion years ago Multicellular Life appeared on Earth. Picture Reference: http://thumb101.shutterstock.com/display_pic_with_logo/84025/101199913/stock-photo-precambrian-early-multicellular-life-d-illustration-101199913.jpg Nov 19, 2015 635 million years ago the Earth was frozen. Picture Reference: http://img1.wikia.nocookie.net/__cb20100714083530/doctorwhofanon/images/0/04/Frozen_earth.jpg Nov 19, 2015 465 million years ago plants were first seen on Earth. Picture Reference: http://www.bbc.com/earth/bespoke/story/20150123-earths-25-biggest-turning-points/ Nov 19, 2015 375 million years ago the first animals moved onto the land from the sea. Picture Reference: http://www.richannel.org/images/Tiktaalik_BW_1.jpg Nov 19, 2015 300 million years ago Pangea the supercontinent formed. Picture Reference: http://eatrio.net/wp-content/uploads/2013/01/8.-pangea_07sep2007.jpg Nov 19, 2015 220 million years ago the first appeared on Earth. picture reference: https://s-media-cache-ak0.pinimg.com/736x/4a/d8/f5/4ad8f5bf7cc2322dcdc73bfab8545f5e.jpg Nov 19, 2015 160 million years ago the first birds appeared. picture reference:http://www.smashinglists.com/wp-content/uploads/2012/08/Kelenken-Ten-Dangerous-Prehistoric-Birds.jpg Nov 19, 2015 65 million years ago dinosaurs went extinct Picture Reference: http://www.fromquarkstoquasars.com/wp-content/uploads/2013/04/485176_441599455926469_1655029236_n.jpg Nov 19, 2015 7 million years ago the first Hominins (the ancestors of apes and humans) appeared. picture reference: http://public.media.smithsonianmag.com/legacy_blog/Australopithecus_afarensis.jpg Nov 19, 2015 200,000 years ago the human race appeared. picture reference: http://www.active.com/images/upimages/Human%20Race%20GIF%20file.GIF
