Tuesday, March 29, 2011

CHAPTER THIRTY, in which the town realizes Becky and Tom are lost in the cave

CHAPTER THIRTY on Project Gutenberg

Most people remember them by their spelling: stalagmites come from the ground, and stalactites hang from the ceiling.  Stalagmites and stalactites form by deposits, the slow drip of calcite-rich water, developing over eons.  However, one cave formation occurs from erosion. 

Your mission for this chapter:
With the website below, answer the following question.  What are formations occuring from erosion called?

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