Indeed, the prodigious gasses and ash blasted into the sky by a "super-eruption," which erupts over 240 cubic miles (1,000 cubic kilometers) of magma, would inevitably block some sunlight and have a cooling impact. It just likely wouldn't be devastating to life globally, according to ...
What Happens When a Volcano Erupts in the Galapagos?A satellite photo released by NASA on Tuesday shows the dramaticeffects of a volcano on Isabela...Warner, Kelsey
Volcanoes are often (but not always) closely related to continental plate movements. Deep under the surface of our planet, hugetectonic platesare slowly moving and jostling against each other. At the boundaries between plates, where two or more come together, magma creeps up to the surface. Th...
What goes up into the air when a volcano erupts? A. Water and stones. B. Smoke and ash. C. Flowers and leaves. 相关知识点: 试题来源: 解析 B。解析:文中说“When a volcano erupts...Smoke and ash go up into the air.”,所以火山喷发时烟雾和火山灰会升到空中。反馈 收藏 ...
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What happens if the volcano erupts? Iceland is facing events that its 360,000 residents “have not experienced before, at least not since the eruption in Vestmannaeyjar,” the country’s Civil Protection Agency said on Friday, referencing a 1973 eruption that began without warning and destroy...
40.The passage mainly talks about ___. ___ __ A.what causes volcanoes and what happens when they erupt ___ __ B.how lava pushes up and bursts through the crack ___ __ C.why Mount Fujiyama in Japan is a famous volcano __ __ D.what makes volcanoes become quiet ___相关知识点:...
We should stay away from volcanoes all the time D. Volcanoes are always dangerous 相关知识点: 试题来源: 解析 B。解析:火山喷发喷出大量熔岩和火山灰,这暗示着地球内部的力量是巨大的,火山喷发不是因为它生气,虽然我们应该远离火山但这不是作者主要想表达的,说火山总是危险的过于绝对,所以选B。作者描述...
aWhen a volcano erupts,the molten rock that flows frow it is called lava.Then lava may run for some distance,or it may pile up near the volcano,making the mountain larger. 一座火山爆发时,淹没它称为的 frow 的熔铸的岩石 lava.Then 熔岩可能争取一些距离,或它可能在火山附近搁浅,使山变得更大。
If that happens, the fallout will be catastrophic. Yellowstone’s volcano is most remarkable because it’s huge, with a rim that measures 30 miles long by 45 miles wide. Technically, it’s not a volcano but a caldera— a cauldron of magma in the earth that looks somewhat like an inverse...