1. 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?

2. 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

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

5. 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

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