Saturday, October 1, 2011

HOW DINOSAUR DIGESTS FOOD???

Let's see what happened when vegetarian dinosaur ate leaves!!!


Materials:
6 leaves
Scissors
Water
Teaspoon
2 round stones or pebbles
Plastic bowl


Instructions
Cut all the leaves and put them into the bowl.
Now add 1/4 teaspoon of water.
Then grind the leaves between the stones.

What is happening???
The water turns green! HOW?? This is what happens to dinosaur's stomach. A dinosaur swallowed stones called gastrolithes to help it eat leaves! As the stones released the edible parts of the leaf, bacteria in the dinosaur's stomach rotted the food. This helped the dinosaur to digest its food!!! 

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