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Caldera Demonstration Model

Video Transcript
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Detailed Description

A caldera is a large, usually circular volcanic depression formed when magma is withdrawn or erupted from a shallow underground magma reservoir. It is often difficult to visualize how calderas form. This simple experiment using flour, a balloon, tubing, and a bicycle pump, provides a helpful visualization for caldera formation.

Details

Length:
00:02:13

Sources/Usage

Public Domain.