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LAVA LAYERING
Lava Layering teaches about the shape of shield volcanos,
the principle of superposition, and how a geologist can reconstruct the history of volcanic eruptions.
This exercise was developed originally by the
Hawaii Spacegrant which has other great volcanology exercises. The version we used is from the
Destination: Mars
exercises from the Johnson Space Center
Astromaterials Education Group, which also has lots of other good stuff. |
The classroom at U. Washington. Playdoh, vinegar, baking soda, paper towels, etc. Can you recognize anyone in this image?? Credit. |
Lava Layering 'during eruption.' Two flows have already been erupted and placed onto the cardboard
base, more to come! Credit. |
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These teachers have made a geological map of the flows visible at the surface, and are taking drill cores to see what lies beneath. Credit. |
Road cuts are a geologist's best friend! Credit. |