Caldera Demonstration Model
Вставка
- Опубліковано 28 гру 2010
- More information on the USGS Multimedia Gallery: gallery.usgs.gov/videos/333
A caldera is a large, usually circular volcanic depression formed when magma is withdrawn or erupted from a shallow underground magma reservoir.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. - Наука та технологія
