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Copy of Copy of Earth History

Published on Nov 18, 2015

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PRESENTATION OUTLINE

1.

EARTH HISTORY

BY: KAYLA JONES, AVERY COOPER, LEXI WHITMORE
Photo by KelseyFaust
2.

PANGEA

300 MILLION YEARS AGO
Photo by oblomberg
3.

PANGEA

  • all continents formed 1 supercontinent
  • eventually tore itself apart
  • Surrounded by world spanning ocean called Panthalassa
Photo by batintherain
4.

THE FIRST MAMMALS

220 MILLION YEARS AGO
Photo by VinothChandar
5.

THE TRIASSIC EXTINCTION

201 MILLION YEARS AGO
Photo by Dallas Krentzel
6.

THE TRIASSIC EXTINCTION

  • Also called the Triassic-Jurassic extinction.
  • The key moment that allowed the dinosaurs to become dominant
  • 4th in the severity of 5 extinction events.
Photo by masatsu
7.

DEATH OF DINOSAURS

65 MILLION YEARS AGO
Photo by corneliuscz
8.

SOURCES

  • "Pangea" Britannica inc. 2015
  • "Super continent pushed, not sucked into place" National Geographic News
  • bbc.com

Alexis Whitmore