Filters: Your search found 2 results.
Topics/Subjects:
Earth structure  
Instructional Strategies:
Lab procedures  
Materials Cost:
$1 - $5  
Learning Time:
2 to 4 hours  
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Students will time the flow of water through soils with different properties and measure the amount of water held in these soils. They will also experiment with the filtering ability of soils by testing the pH of the water before and after it passes... (View More)

This is a lesson about impact craters; the relationships between crater size, projectile size and projectile velocity; and the transfer of energy in the cratering process. Learners will create plaster of Paris or layered dry impact craters and... (View More)

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