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By Debbie Gann

Dinosaurs were animals that lived 65-225 million years ago. ... How do we know dinosaurs lived on earth? Scientists called paleontologists study fossils. ...

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By Debbie Gann

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    1. By Debbie Gann DINOSAURS

    2. Fair Use Guidelines: Certain materials are included under the fair use exemption of the U.S. Copyright Law and have been prepared according to the educational fair use guidelines.

    3. Objectives From this dinosaur lesson students will: Define: dinosaur, extinct, fossil, paleontologist, carnivore, herbivore. Describe some dinosaur fossil types. List a dinosaur that is an carnivore. List a dinosaur that is a herbivore. Determine what might have happened to the dinosaurs.

    4. What do we know about dinosaurs? The dinosaur is a “terrible lizard.” Dinosaurs were animals that lived 65-225 million years ago. They are in the same big group of animals as birds and crocodiles. They are extinct—that means they are dead and gone forever.

    5. How do we know dinosaurs lived on earth? Scientists called paleontologists study fossils. Fossils are the remains of things that lived millions of years ago. These remains have become part of rocks buried in the earth. There are several types of fossils.

    6. Fossil Types Tracks and Bones Skin and Eggs

    7. Dinosaur Types From studying fossils, it is determined that there are two types of dinosaurs. Carnivores: Herbivores: (Meat Eaters) (Plant Eaters) Ex: Tyrannosaurus Ex: Brachiosaurus

    8. What happened to the dinosaurs? Did they run out of food supplies? Did they die from disease? Or, did a meteorite fall to the earth and kill them?

    9. Bibliography Brandenburg, Aliki. Fossils Tell of Long Ago. Thomas Y. Crowell, New York: 1972. http://www.themeunits.com/May_c.html http://www.cyberus.ca/~sharding/grant/animated/animated.htm http://homepages.go.com/~103imp4/dino.html http://www.meteorite.com/ Johnson, Jay. Dinosaurs. McClanahan Book Company, New York: 1999.

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