Yellowstone, in the U.S., is widely known for its super-eruption abilities, too: Some Yellowstone eruptions over the past few million years created layers of volcanic lava rock over 1,300 feet (400 meters) thick. How a volcano super-eruption will impact Earth...
Volcanoes are very dangerous. When a volcano erupts, what can come out of it? A. Water B. Fire C. Ice D. Air 相关知识点: 试题来源: 解析 B。火山喷发时会喷出岩浆和火焰等物质。选项 A“Water”(水)、选项 C“Ice”(冰)和选项 D“Air”(空气)通常不是火山喷发时直接喷出的主要物质,而...
What pours out of a volcano when it erupts? A. Water B. Lava C. Sand D. Oil 相关知识点: 试题来源: 解析 B。解析:文章中明确提到“When a volcano erupts, it can cause great destruction. Lava pours out of the volcano”,所以答案是熔岩(lava)。
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 ...
Volcanologist Oded Navon, from the Hebrew University of Jerusalem, said that if the volcano erupts again, the explosion would produce massive amounts of magma that can cover large areas of southern Italy. The volcano may also spew out enough ash...
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...
In addition to active volcanoes, several places on Earth contain what are called "supervolcanoes." These are geologically active regions that lie atop massive hotspots. The best known is theYellowstone Calderain northwestern Wyoming in the U.S. It has a deep lava lake and has erupted several ...
How long until the Yellowstone volcano erupts? In terms of large explosions, Yellowstone has experienced three at 2.08, 1.3, and 0.631 million years ago. This comes out to an average ofabout 725,000 yearsbetween eruptions. That being the case, there is still about 100,000 years to go, but...
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
A volcano is a mountain that can erupt. What usually comes out when a volcano erupts? A. Only lava B. Lava, ash and gases C. Only ash D. Only gases 相关知识点: 试题来源: 解析 B。解析:火山爆发时通常会喷出熔岩、火山灰和气体。A选项只提到熔岩是不全面的。C选项只提到火山灰不全面。D...