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Dinosaurs

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by

Shriya Karmarkar

on 12 January 2015

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Transcript of Dinosaurs

Dinosaurs are a diverse group of animals of the clade Dinosauria. They first appeared during the Triassic period, 231.4 million years ago, and were the dominant terrestrial vertebrates for 135 million ... Wikipedia
What exactly are dinosaurs?
Types of dinosaurs
500 genera
200 genera
Pronounced:
bron-tuh-sawr-ahs
Meaning:
Deceptive lizard
Height :

3-4.6 m tall.
Length :

21-27 m long
Weight:

33-38 tons
Teeth:
Peg-like
Diet:
Herbivore (plant-eater).
When it lived:

Late Jurassic period, about 157-146 million years ago
Found in:
Fossils have been found in Colorado, Oklahoma, Utah, and Wyoming; North America.
Dinosaurs are a diverse group of reptiles that lived on Earth millions of years ago.
DINOSAURS

AND
THEIR
EXTINCTION
By:
Shriya Karmarkar
But, how did they suddenly disappear?
Theories
Volcanic Theory
Asteroid Theory
Global Flood
Theory
Ice Age
Theory
Climate Change
Theory
Immense lava flow
Rare metals
Fractured Crystals
Fossil Record
Impact Crater
Debris analysis
Rare Metal
Fossil Records
Fractured Crystal
Evidence
Evidence
Asteroid and
Volcanic Impact
Fossil remains
Conditions on Earth
Evidence
Evidence
Volcanic Theory
Asteroid Theory
Evidence
Fossil remains
Other Theories
Overeating
No Food
Got Killed
Sickness
Out of all these Theories which is the most supported world wide?
Volcanic
Asteroid

Climate
Change
Other
Theories
Volcanic
Asteroid Theory
Volcanic Theory
Climate Change
Ice Age Theory
Global Flood Theory
Other Theories
Other Theories

Therizinosaurus
Information Source:
www.enchantedlearning.com
www.pbs.org
www.answersingenesis.org
www.metro.co.uk
www.flexiblelearning.auckland.ac.nz
www.washingtonpost.com

Images Source:
www.Deadline.com
www.Wikia.com
www.newscientist.com
www.wikepedia.com
www.muddum.cz
Bibliography
Full transcript