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Read the table.(Brain Power)(dinosaur exercise)

Weekly Reader, Edition 3 (including Science Spin)

| October 03, 2003 | COPYRIGHT 2003 Weekly Reader Corp. (Hide copyright information)Copyright

The table shows the three time periods in which dinosaurs lived. Study the table to learn more about dinosaurs. Then fill in the oval for the best answer to each question.

 
240 million years ago [left and right arrow] 65 million years ago 
 
    TRIASSIC                      JURASSIC 
 
240 million-205 million      205 million-138 million 
 
* First dinosaurs appear.    * Sauropods, giant 
                               long-necked plant, 
                               eaters, appear. 
 
* Theropods                  * Stegosaurus, a 30-foot 
  (meat eaters) appear.        plant eater with sharp, 
  Both dinosaurs               bony plates along its 
  ate plants. … 
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