earth and life science week 1.pptx helppp

rioehht

1. Create a timeline of your life

2. 4.6 -3.8 BYA The Zircon Crystal was formed

3. 3.5 BYA Stromatolites

4. 3.0 BYA GREEN ALGAE (CYANOBACTERIA)

5. 2.0 BYA EUKARYOTES AND MULTICELLULAR ORGANISMS

6. 500 MYA PALEOZOIC ERA (ANCIENT LIFE) TRILOBITES AND CEPHALOPODS

7. 251- 65. 5 MYA MESOZOIC ERA TRIASSIC “AGE OF REPTILES”

8. 251- 65. 5 MYA MESOZOIC ERA JURASSIC “DINOSAURS”

9. 251- 65. 5 MYA MESOZOIC ERA CRETACEOUS PERIOD “DINOSAURS”

10. DIFFERENCES BETWEEN TRIASSIC, JURASSIC AND CRETACEOUS PERIOD

11. 250 TYA CENOZOIC ERA HOMO ERECTUS “ THE UPRIGHT MAN”