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science of volcanoes
vocabulary
| Question | Answer |
|---|---|
| magam | molten material beneath or within the earth's |
| lava | melted rock coming from a volcano |
| viscosity | the property of being resistance to flow in a fluid |
| silica | a mineral that consists of silicon and oxygen |
| pahoehoe | basaltic lava having a smooth or billowy surface |
| Aa | basaltic lava having a rough surface |
| volcanic ash | Volcanic ash is pieces of crushed rock and glass that spews from a volcano |
| hot springs | a beautifu cave full of water that is heated up by emanation from or passage near hot or molten rock. |
| element | atmospheric agencies or forces; weather: a ruddy complexion from exposure to the elements. |
| clinder cone volcano | a steep cone shapedhill or small mountain made of volcanic ash,cinders and bombs piled up around a volcanos opening |
| composite volcano | a tall cone shaped mountain in which layers of lava alternate with layers of ash and other volcanic materials |
| shield volcano | a wide gently sloping mountain made of layers of lava and formed by quite eruptions |
| dike | a slab of volcanic rock formed when forces itself across rock layers |
| sill | a slab of volcanic rock formed when magma sueezes between layers of rock |
| pipe | a long tube through which maga moves from the magma chamber to earths surface |
| magma chamber | the pockets beneath a volcano where magma collects |
| dormat | a volcano that is not currently active but that may become active in the future |
| active | a volcano still that can explode |
| geyser | a fountain of water and steam that builds up pressure underground and erupts at regular intervals |
| caldera | the large hole at the top of a volcano the formed when the roof of a volcanos magma chamber collapses |
| volcanoes | a hot spot formed in the earth that blast out lava |
| lava plateau | |
| ring of fire | a majior belt of volcanoes that rims the pacific ocean |
| cinders | |
| bombs | |
| vent | |
| volcanc | |
| crater | a spot in the arth were past volcamos eruptede |
Created by:
cemaiya
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