Prehistoric time

Prehistoric TimePrehistoric Time

Ms. Byrd’s 2Ms. Byrd’s 2ndnd grade grade

DinosaursDinosaurs

Dinosaurs are Dinosaurs are named for certain named for certain features of their features of their appearanceappearance

Example their Example their head shape, tooth head shape, tooth shape, or other shape, or other unusual featuresunusual features

Triceratops means Triceratops means three-horned headthree-horned head

Spinosauras means Spinosauras means spiny lizardspiny lizard

Astrodon means star Astrodon means star toothtooth

ExtinctionExtinction

Extinction is the process in which a Extinction is the process in which a species dies out. (meaning no longer species dies out. (meaning no longer existing)existing)

Still unknown why dinosaurs became Still unknown why dinosaurs became extinctextinct

VideoVideo

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Oral QuizOral Quiz

Why does the name triceratops Why does the name triceratops mean?mean?

What does extinction mean?What does extinction mean?

What is one theory they used to What is one theory they used to explain extinction?explain extinction?

BibliographyBibliography

““This project was created using the This project was created using the fair use guidelines”fair use guidelines”

Col, Jeananda. Enchanted Learning. Col, Jeananda. Enchanted Learning. http://www.EnchantedLearning.com http://www.EnchantedLearning.com 1996 1996 <http://www.enchantedlearning.com<http://www.enchantedlearning.com/subjects/dinosaurs/>/subjects/dinosaurs/>