Tuesday, December 18, 2012

the Earth's changing surface

Longman Earth Science Part 1 
(lessons 1 & 2)


Vocabulary
igneous
metamorphic
mineral
properties
sedimentary
volcano
extrusive igneous
intrusive igneous
crystals
electricity
fossils
Inner core
Outer core
Mantle
Crust


Homemade play dough  
In a medium sauce pan combine 1 cup flour, 1 cup water, 2 teaspoons cream of tartar, 1/3 cup salt, 1 tablespoon vegetable oil.  Cook, stirring constantly until a thick ball of dough forms.  Dough should pull away from the pan sides.  Remove from heat.  Kneed in food coloring.


3-D Model of the Earth's Layers 
(using sectional diagrams)

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