Occurs when two tectonic plates move away from each other. Along these boundaries, lava spews from long fissures and geysers spurt superheated water. Frequent earthquakes strike along the rift. Beneath the rift, magma—molten rock—rises from the mantle. ...
A. Small pieces of the Earth's crust. B. Large pieces of the Earth's crust that move slowly. C. Pieces of the moon. D. Pieces of the sun. 相关知识点: 试题来源: 解析 B。解析:文章中提到“Tectonic plates are large pieces of the Earth's crust that move slowly over time.”,即构造...
They will move towards the equator over time C. Their body size will become much smaller D. They will start to hibernate all year round 相关知识点: 试题来源: 解析 B。解析:当板块运动使一些大陆向极点移动时,环境会变得寒冷。原本生活在这些大陆的温血动物为了寻找更适宜的温暖环境,会随着时间向...
网络构造板块 网络释义 1. 构造板块 2010... ... encircles the Pacific Ocean : 环绕太平洋the tectonic plates: (地球表面的)构造板块at fault zones: 在断裂带 ... bbs.diandian.net|基于5个网页 例句 释义: 全部,构造板块
This observation is what led the German meteorologist Alfred Wegener to propose the theory of continental drift in 1915. Since rocks and fossils were found to match up in parts of different continents, it seemed that they must have once been joined, but no one could explain how such large la...
翻译为 “Cultural exchanges between different countries help promote world peace.” 这里的 “文化” 指的是 “文化交流” 等具体的文化活动。熟词生义情况较多历史文化题材中的一些词汇可能是考生熟悉的词汇,但在特定的语境下却有不同的...
D. The Pacific Plate is located above fewer mantle plumes than other plates are. 13 This pattern remained unexplained for a long time. 句前是个不明原因的pattern,句后找到解释。 下面蓝色字体对应句中pattern In the 1840s American geologist James Daly observed that the different Hawaiian Islands see...
which has very different geography to the North Island.However the huge Alpine Fault that created the Southern Alps has done the world a favour with Hanmer Springs,an all-seasons hot spring resort that regularly wins awards for its facilities.At Hanmer you'll find thermal mineral,sulphur and ...
BLocated on the edge of two tectonic(地壳构造上的)plates, New Zealand has no shortage of undergroundactivities such as volcanoes and earthquakes. However, italso provides some of the most incredible naturalphenomena(现象) that the country has to offer. Forexample, the special mud pools of ...
Tectonic Plates The crust lies on top of the mantle, a configuration that is stable because the upper mantle is made of peridotite and so is significantlymore densethan thecrust. Theboundary betweenthe crust and mantle is conventionally placed at theMohorovičić discontinuity, a boundary defined...