Hot spots and supervolcanoes
Terms in this set (15)
an area where magma from deep within the mantle melts through the crust above it
A rising verticle mass of magma originating from the mantle.
Rock that behaves like something between a liquid and a solid
where crust is thinned by plates moving apart, creating a weak point which a hot spot can exploit
Proposed the plate stretching hypothesis
A volcanic hotspot ON a plate boundary
One of the oldest Hawaiian Islands at 15 to 25 million years old
The youngest volcano in th Hawaiian chain, still submerged beneath the Pacific
an active volcano in the Hawaiian islands which has a frequent outpouring of lava; "spewing"
volcano capable of producing a volcanic eruption with ejecta greater than 1,000 cubic kilometers (240 cubic miles).
The crust moves....
Moves over the STATIC hotspot
a large depression typically caused by collapse or ejection of the summit area of a volcano
A super volcano over a hot spot in the Western USA
found in areas where water below the surface has been heated to temperatures higher than commonly found on the surface. types: hot springs, geysers, fumaroles.
of or relating to the heat in the interior of the earth