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日期:2024-08-21
Volcanic eruptions can be highly explosive, volatile, or neither. Certain volcanoes
have undergone catastrophic eruptions, killing countless numbers of humans, ......
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日期:2024-08-24
An explosive eruption is a volcanic term to describe a violent, explosive type of
eruption. Mount St. Helens in 1980 was an example. Such eruptions result when
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日期:2024-08-21
Definition and characteristics. Volcanic eruptions happen when lava and gas are
discharged from a volcanic vent. The most common consequences of this are ......
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日期:2024-08-25
A volcanic eruption occurs when material comes out of a volcano. Lava, rocks,
dust and ash are some of the materials. Eruptions can come from side branches ......
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日期:2024-08-27
The most common type of volcanic eruption occurs when magma (the term for
lava when it is below the Earth's surface) is released from a volcanic vent....
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日期:2024-08-23
2014年9月4日 - 9 分鐘 - 上傳者:Kristinn Ingi Pétursson
What is Lava? Lava is made up of crystals, volcanic glass, and bubbles (volcanic gases). As ......
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日期:2024-08-22
Watch spewing volcanoes, descending lava, and a truck try to escape a lava trap....