Sunday, January 15, 2012

Rocks, Minerals, and Soils Lab

Density of pumice and obsidian. Pumice floats!
"Rocks, minerals and soils have different characteristics that set them apart from others. Find out about the properties of rocks such as slate, marble, chalk, granite and pumice. Which rocks split? Can you find a rock that floats? Test permeability. Can liquids pass through?" - Science Kids


splits- slate and chalk

floats- pumice

permeable- chalk, pumice

doesn't wear well- chalk

Do the test on all sorts of rocks and classify them into each category.

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