Term
| Devil's tower in Wyoming is an example of this |
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Definition
| an extinct volcano at has eroded away so that you can see the original conduit |
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Term
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Definition
| Volcano Explostivity Index |
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Term
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Definition
| a volcano that has erupted in the last 100 years |
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Term
all volcanoes have metals in them so where do they get them from?
Where did those come from? |
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Definition
meteors that hit the earth
they come from super novas or reall big stars that are exploding |
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Term
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Definition
| the stuff that happens after burning something |
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Term
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Definition
| is a big object outside the sound barrier |
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Term
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Definition
| The large hole at the top of the volcano that is created when the volcano collapses into the empty magma chamber beneath it |
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Term
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Definition
| very disastrous, destructive, and is very fatal to many |
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Term
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Definition
| a volcano made up of cinders and rock that has a medium amount of eruption and has fragments or cinders with a medium amount of silica content and usually doesn't exceed 1,000 feet (except in Mexico) |
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Term
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Definition
| is outside the sound barrier and is a small body of ice and dust of rock that has a "tail" |
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Term
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Definition
| A volcano that has a combonation of alternating layers of lava and cinders and volcanic debris that has really big explosions and a lot of silica content that is usually near a subduction zone |
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Term
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Definition
| a dip (bowl shaped) opening at the top of the volcano (magma could still come out because the magma chamber isn't all dry) |
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Term
| does silica increase both the density and viscosity of the lava? |
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Definition
| no, it only increases the viscosity |
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Term
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Definition
| a volcano that has not erupted in the last 100 years but before a 1000 years ago |
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Term
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Definition
| a volcano that hasn't erupted in 1000 years but can erupt again (but usually doesn't) |
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Term
| how violently do each of the types of volcanoes erupt? |
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Definition
shield volcanoes arupt gentley
cinder volcanoes erupt with a small pop
strato volcanoes erupt with a big POP |
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Term
| if cabon dioxide and oher volcanic gases are being released through fumaroles is there going to be a volcanic eruption soon? |
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Definition
| no because lots of gases are emitted from Yellowstone but it isn't erupting right now |
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Term
| is volcanic ash really dense but really light and is easy to blow around? |
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Definition
| It is really dense but it is also really heavy so no |
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Term
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Definition
| water mixed with dirt, rocks and other things found on a volcano's side creating a mud flow that is really liquidy (can kill you) |
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Term
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Definition
| molten rock above/ on the Earth's surface |
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Term
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Definition
| a mass of dirt and rock that slides down the volcano side and is very distructive (can kill you) |
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Term
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Definition
| molten rock beneath the earth's surface |
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Term
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Definition
| a place that is really warm that has a lot magma that causes a volcano to pop up |
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Term
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Definition
| inside the sound barrier (a meteor) |
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Term
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Definition
| a meteor that has touched earth |
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Term
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Definition
medium-small object outside of the sound barrier
A small body moving in the solar system that would become a meteor if it entered the earth's atmosphere |
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Term
| order the three main types of volcanoes in order from largest to smallest (in thier sizes) |
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Definition
| cinder cone, compostite/strato, and shield |
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Term
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Definition
| has a super hot (really warm) dense cloud of ash and volcanic gases and rock fragments that travel down a mountain up to 100 miles an hour |
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Term
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Definition
| A volcano that is very wide and is very tall (doesn't appear that way because a lot of it is submerged under the water |
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Term
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Definition
| a material that is a compund of silicon and oxygen that makes volcanoes more explosive and it makes the lava more viscous |
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Term
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Definition
| a really big volcano that are really powerful and it can eject volcanic matter thousands of miles away and if the ash gets caught in the air stream it'll travel around the world and cause the temperatures to drop |
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Term
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Definition
| a ocean wave that can be really tall and is caused by seismic activity (like a really big wave (can kill you) |
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Term
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Definition
| how fast the magma flows or how thick it is and how much it resits flowing |
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Term
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Definition
| gases that leave the volcano during or before a volcanic eruption (can include carbon dioxide) |
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Term
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Definition
| a fissure in the earth's crust (or in the surface of some planet) through which molten rock and gases erupt out |
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Term
| what US states have volcanoes in them? |
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Definition
| Alaska, Hawaii, Washington, Oregon, California, Arizona, New Mexico, Utah, Idaho, Wyoming, and South Dakota |
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Term
| what are five ways that volcanoes can kill you? |
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Definition
| pyroclastic flow, tsunami, landslide, lahar, and gases (note that the gases destroy crops then starving you) |
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Term
| what are stratovolcanoes also called? |
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Definition
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Term
what country is Krakatoa located in?
Why's it a big deal? |
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Definition
| Indonesia, cuz you could hear the blast around the world |
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Term
| what does a cinder cone volcano look like? |
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Definition
| a steep cone shaped dome that rarely exceeds 1000 feet |
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Term
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Definition
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Term
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Definition
| the channel or spot that the magma runs up so that it can reach the surface and make a volcanic eruption |
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Term
| what does magma chamber mean? |
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Definition
| the place where the magma is held up under the volcano |
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Term
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Definition
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Term
| what don't all volcanoes have? |
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Definition
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Term
| what is a pyroclastic flow made up of? |
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Definition
| REALLY hot volcanic gases, ash, and rock |
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Term
| what is the tallest shield volcano in the world? |
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Definition
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Term
| what is the tallest type of volcano that has a broad flat dome? |
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Definition
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Term
| what kind of volcano would you probably find along or at a subduction zone? |
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Definition
| a composite/strato volcano |
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Term
| what makes volcanoes more explosive then others? |
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Definition
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Term
| what type of volcano is Mt. Vesuvius since it isn't located over a hot spot? |
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Definition
| a strato/composite volcano |
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Term
| what type of volcano is Yellowstone? |
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Definition
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Term
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Definition
| have the 3 dimensional shape of the actual object |
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Term
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Definition
| a hole in a volcanic area that hot smoke and gases can escape |
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Term
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Definition
| have the outline of the original object but no the shape because it can only be filled with material to make the actual object |
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Term
| what's a really good way to tell if a volcanic eruption is coming soon? |
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Definition
| if here is an increase in earthquakes (seismic activity) |
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Term
| what's another name for a stratovolcano? |
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Definition
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Term
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Definition
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Term
| where is Mount St. Helens? |
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Definition
| In Washington (its a volcano if you are doing the def. then term mode) |
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