|
|
|
1
|
small, steeo-sided volcanoes that erupt gas-rich, basalitic lavasc
|
|
3
|
a vent in Earth's crust through which melted or molten rock flows
|
|
4
|
tiny particles of pulverized volcanic rock and glass
|
|
5
|
an area of earthquake and volcanic activity that surrounds the Pacific Ocean
|
|
6
|
large volcanix depression formed when a volcano's summit collapses or is blown away by explosive activity
|
|
7
|
volcanoes that are not associated with plate boundaries
|
|
8
|
large, steep-sided volcanoes that result from explosive erputions of andesitic and rhyolitic lava and ash long convergent plate boundaries
|
|
9
|
two plates spread apart
|
|
10
|
molten rock below Earth's surface
|
|
11
|
a liquid's resistance to flow
|
|
12
|
common along divergent plat boundaries and oceanic hot spots
|
|
|
