The ancient city of Pompeii was destroyed by a volcanic eruption. What is a volcanic eruption? A. A flood B. An earthquake C. A fire D. An E. xplosion of a volcano 相关知识点: 试题来源: 解析 D。“volcanic eruption”是火山喷发的意思。选项 A“flood”是洪水;选项 B“earthquake”是...
Landslides can remove massive quantities of rock from atop a magma chamber, 山体滑坡可能会从 岩浆房的上方带走大量岩石, dropping the lithostatic pressure and instantly triggering an eruption. 这降低了岩石静压力, 并会立即触发火山爆发。 This process is known as “unloading” 这个过程被称为 “卸荷”...
What is the main cause of a volcano eruption? A. The pressure inside the Earth. B. The change of weather. C. The movement of ocean water. D. The growth of plants. 相关知识点: 试题来源: 解析 A。火山喷发的主要原因是地球内部的压力。天气变化、海水运动、植物生长都不是火山喷发的主要...
What is a volcano? A volcano is a vent or 'chimney' that connects molten rock (magma) to the Earth's surface. It includes the surrounding cone of built-up material. Magma erupting from a volcano is calledlava. Gases and pieces of rock erupt from volcanoes too. A volcano is active if...
Much current eruption news is provided by the 9 Volcanic Ash Advisory Centres (VAAC) distributed around the globe. The VAACs provide a vital service for aviation safety. Tour types Types of toursWe offer a broad variety of tours to volcanic areas: volcano expeditions and specials, discovery ...
It is liquid.c. It is like a pool under the earth.A.acB.bcC.abD.abc()2. What does a volcanic eruption depend on?A. It depends on the amount of air pressure around the volcano.B. It depends on the amount of past action from the volcano.C. It depends on the pressure of the ...
A volcano is classified as "active" when it is erupting or has erupted recently "dormant" when it has not erupted recently but is likely to erupt in the future "extinct" when it has not erupted for a long time and is not expected to erupt in the future ...
A. Run towards the volcano. B. Stay indoors and close all windows. C. Go outside and watch. D. Stand in an open area. 相关知识点: 试题来源: 解析 B。保护自己免受火山喷发影响的最好方式是待在室内并关闭所有窗户,A 选项朝火山跑去、C 选项出去观看、D 选项站在开阔区域都是危险的。反馈...
What should we do after a volcanic eruption? A. Go close to the volcano to see. B. Stay away from the area. C. Run into the volcano. D. Do nothing. 相关知识点: 试题来源: 解析 B。解析:火山喷发后我们应该远离那个区域。选项 A 靠近火山去看很危险;选项 C 跑进火山更是错误的;选项 D...
What should you do when a volcanic eruption occurs? A. Run towards the volcano. B. Evacuate to a safe area. C. Stay and watch. 相关知识点: 试题来源: 解析 B。火山喷发时应该撤离到安全区域,A 选项跑向火山是错误的;C 选项待在原地观看很危险。反馈 收藏 ...