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Wednesday, December 14, 2011

12-14-11

 Today we learned more about our friend, Alek!  Alek's favorite colors are pink and purple; favorite restaurant is Chipotle; and favorite place to visit is the beach.  Alek shared photos with us and also a special doll (Sidney) that belongs to her.  Thank you for helping us get to know you better, Alek!

VOLCANOES~
Today we read a story about volcanoes and learned that the opening at the top of a volcano is called a crater or a vent.  Volcanoes erupt when there is too much pressure in the inside of the volcano (the crust of the Earth).  The hot liquid that erupts from the volcano is lava.  The lava hardens (changes from a liquid to a solid) when it cools.
 Following the story, we took the volcano we made to simulate what happens when a volcano erupts.
 First, we put baking soda in the bowl.
 Next, we added some red food coloring to the baking soda to make it look like the color of lava.
 Finally, we added white vinegar to the bowl which reacted with the baking soda creating an "eruption".

 When we added some liquid dishwashing detergent, there were even more bubbles and they lasted longer.










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