1912年,德国地质学家阿尔弗雷德·韦格纳(Alfred Wegener)提出,地球上的大陆是由较轻地壳组成的移动筏,随着时间的推移,它们会在密度较大的海洋地壳中移动。这一理论被称为大陆漂移,其部分动机是南美洲和非洲海岸线的明显匹配,就像拼图一样。韦格纳首先在一次会议和一篇论文中提出了他的大陆漂移理论,然后出版了一本书。
rather than supposing that they remained fixed in place. Wegener showed in great detail how such continental movements were plausible and how they worked, using evidence from a large number of sciences including geology, geophysics, paleontology...
This theory challenged the prevailing belief of the time that continents were fixed and immovable. Wegener's theory was based on several lines of evidence, including the matching shapes of coastlines on different continents, the distribution of plant and animal fossils, and the similarities of rock...
Alfred Wegener was a scientist in the early 1900s. He had a strange theory. His theory was that 250 million years ago there was one giant continent(洲). He called the giant continent "Pangaea". He thought Pangaea changed millions of years later. It started breaking up. The pieces of lan...
Alfred Wegener's Theory of Continental DriftAccording to paragraph 3, Wegener's theory of continental drift was important scientifically for all of the following reasons EXCEPT:如果对题目有疑问，欢迎来提出你的问题，热心的小伙伴会帮你解答。
托福阅读TPO56-1:Alfred Wegener’s Theory of Continental Drift (文章+视频讲解)杰哥托福阅读 B站知名up:杰哥托福阅读,相关课程搜:HUGE托福 2 人赞同了该文章 这篇文章是TPO56第一篇文章,欢迎同学们来练习,建议做题时间:18分钟。 参考答案和视频讲解在最后。 答案: BBCDA ADCC AEF 视频讲解 0 完整视频讲解...
In 1912, the German geologist Alfred Wegener proposed that Earth's continents are mobile rafts of lighter crust that have shifted over time by plowing their way through the denser crust of the oceans. The theory, called continental drift, was partly motivated by the apparent fit, like puzzle ...
根据He had a strange theory. His theory is that 250 million years ago there was one giant continent“他有一个奇怪的理论。他的理论是2.5亿年前,有一个巨大的陆地”及Wegener made many studies“魏格纳做了许多研究”,由此可知,他的这个理论是基于研究提出来的想法。故选A。 (2)题详解: 细节理解题...
One of the key pieces of evidence that Wegener used to support his theory was the similarity in geological structures along the margins of different continents. For example, he noted that the geological formations on the western coast of South America closely resembled those on the eastern coast ...
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