Thank you for not chewing gum or anything else  Materials: Pencil Notebook Packet Agenda: Bell work First Life 1-10 Daily Objective: Today we will learn about the History of Life Questions: you may use your notes Which period had the largest mass extinction of the last 600 million years? Which era is known as the age of fish? Which period is known as the age of coal and amphibians?

Mesozoic Era Triassic Period 252-200 mya Late Triassic- the origin and rise of dinosaurs and the first mammals Emergence of giant marine reptiles (ichthyosaurs) Extinction event at the end of the period

Mesozoic Era Jurassic Period 200-146 mya “The Age of the Dinosaurs”, stegasaurs, theropods, and huge sauropods, Allosaurus Origin of birds, pterosaurs- Archaeopteryx

Mesozoic Era Cretaceous period 146-65.5 mya Cretaceous means “chalk” Huge chalk deposits were created due to the accumulation of dead marine algae Sauropods, Iguanodon, Triceratops, Tyrannosaurus rex, Spinosaurus, mosasaurs Diversification of birds Extinction of dinosaurs Giant asteroid crater in Central America

Fossils – Windows into the past 20 min Discovery Ed video. Answer the review questions Turn in the completed worksheet!