When a volcano erupts,___comes out. A. water B. snow C. lava D. ice 相关知识点: 试题来源: 解析 C。理由:火山喷发时,岩浆(lava)会喷出来。选项 A“water”水不是火山喷发时主要喷出物;选项 B“snow”雪不是火山喷发物;选项 D“ice”冰不是火山喷发物。相关词汇:volcano erupt(火山喷发)...
When a volcano erupts, ___ comes out of it. A. water B. lava C. snow D. wind 相关知识点: 试题来源: 解析 B。“Water”是水,“Lava”是岩浆,火山喷发时会有岩浆流出。“Snow”是雪,“Wind”是风,火山喷发时出来的不是水、雪或风,而是岩浆,所以选择 B。反馈 ...
When a Volcano EruptsThe article focuses on the importance of avoiding the ash-laden cloud produced by volcano which can damage the engine of an aircraft and threaten flight safety.Swickard, James EBusiness & Commercial Aviation
it spews out slushy ice crystals. Planetary scientists suspect that there is a lot more of this "ice volcano" activity (known as cryovolcanism) spread throughout the distant reaches of thesolar system. Much closer to Earth, Venus is known...
The volcano(火山)is one of the most surprising frightening forces of nature.Maybe you have seen pictures of these “fireworks” of nature.Sometimes when a volcano erupts, a very large wall of melted rock moves down the side of a mountain.It looks like a “river of fire.”Sometimes volcano...
When a volcano erupts, we should ___. A. go close to it B. run away quickly C. stay and watch D. shout loudly 相关知识点: 试题来源: 解析 B。火山喷发时,选项 A 靠近火山非常危险,错误。选项 B 快速跑开是正确的求生方法。选项 C 待在原地观看不安全,不对。选项 D 大声喊叫并不能解决问...
When a volcano erupts, we should ___ away from it. A. go B. come C. run D. walk 相关知识点: 试题来源: 解析 C。“run”强调快速跑开,火山喷发时需要迅速远离;“go”走、“come”来、“walk”步行,速度都较慢,不能及时避险。反馈 ...
Science Graphic of the Week: When a Volcano Erupts Under a Glacier You Get a JökulhlaupThough we often think of the earth beneath our feet as static, we also know that our planet is a dynamic object. In this image, we can see how geologic processes---namely a glacial outburst flood...
阅读理解 The volcano(火山)is one of the most surprising frightening forces of nature.Maybe you have seen pictures of these “fireworks” of nature.Sometimes when a volcano erupts a very la
The volcano is one of the most surprising frightening forces of nature. Maybe you have seen pictures of these “fireworks” of nature. Sometimes when a volcano erupts a very large wall of melted rock moves down the side of a mountain. It looks like a “river of fire.” Sometimes volcanoe...