Term
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Definition
| an opening in the Earth’s crust that erupts gases, ash and lava |
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Term
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Definition
| opening where magma escapes |
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Term
| Where do volcanoes occur? |
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Definition
| divergent, convergent boundaries and hotspots |
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Term
| Where are most volcanoes? |
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Definition
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Term
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Definition
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Term
| What are the three factors of how explosive a volcano is? |
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Definition
| amount of trapped gases/ water vapor and the amount of silica |
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Term
True/False
More trapped gas means a smaller explosion. |
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Definition
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Term
True/False
There is less trapped water at a convergent boundary. |
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Definition
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Term
True/False
More trapped silica means a larger explosion. |
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Definition
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Term
| What are the three types of volcanoes? |
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Definition
| shield, cinder cone, and composite |
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Term
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Definition
| gentle slope (mostly lava) |
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Term
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Definition
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Term
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Definition
| intermediate slope (ash and lava mix) |
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Term
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Definition
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Term
| What are four impacts that volcanoes have on people? |
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Definition
1)Lava flows cover property (Hawaii)
2)Covered with ash (Pompeii, Italy)
3)Poisonous gases cause acid rain
4)Fires from burning ash or hot lava (Hawaii) |
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Term
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Definition
| volcanic explosivity index |
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Term
| What was the largest recorded volcanic eruption? |
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Definition
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Term
| What volcano buried Pompeii? |
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Definition
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Term
| What buried the people in Pompeii? |
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Definition
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Term
| Where in the world have the most people died as a result of volcanoes? |
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Definition
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Term
| What is the largest volcano in the world? |
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Definition
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Term
| What was the most destructive volcano in U.S history? |
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Definition
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