1974. Plate tecton- ics and the history of life in the oceans. Sci. Am. 230:80-89Valantine JW, Moores EM (1974) Plate tectonics and the history of life in the oceans. Sci Am 203:80–89Valentine, J. W. & E. M. Moores, 1974. Plate tectonics and the history of life in the ...
The oceanic crust thus serves as a magnetic tape recording of the history of the geomagnetic field that can be dated independently, the width of the stripes indicates the rate of the sea-floor spreading.41. What is the main topic of this passage? A. magnetic field reversal B. the ...
The Theory of Plate Tectonics The idea that continents moved during the past goes back to the time when people first noticed that the margins of eastern South America and western Africa looked as if…
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A. A large, flat piece of rock that moves independently on the Earth's surface B. A small fragment of the Earth's mantle C. A layer of soil on the Earth's surface D. A part of the atmosphere that interacts with the ground 相关知识点: 试题...
板块的岩石密度低于熔融岩石,因此构造板块,包括承载大陆的板块,漂浮在地幔上。构造板块对大陆漂移的解释的一个重要部分是,地幔中的熔融岩石被迫通过两个板块交汇的大洋中山脊的海底。这种熔融物质为山脊两侧的板块添加了新的海洋地壳。海底从洋中脊向两个方向伸展,脊两侧的构造板块随着新的海洋地壳的增加而相互分离。与...
网络板块构造理论;板块结构论 网络释义 1. 板块构造理论 英语四级作文预测及范文-... ... Suburbanization 郊区化The theory of plate tectonics板块构造理论CET6 写作技巧指导 ... forcet.blogbus.com|基于5个网页 2. 板块结构论 博客来书籍馆>T... ... Unit 20.The Theory of Plate Tectonics板块结构论Un...
C.The hypothesis of continental drift could be tested by determining whether a continent's rocks and fossils fit with what the drift hypothesis claimed about the history of the continent. D.If examination of rocks and fossils from a particular period showed that the continents had drifted since ...
正版全新活跃的地球:板块构造趣谈:the story of plate tectonics(美)W. J.基奥斯,(美)R. I.蒂9787502845469地震出版社铭卷图书专营店 关注店铺 评分详细 商品评价: 4.9 高 物流履约: 5.0 高 售后服务: 4.6 高 手机下单 进店逛逛 | 关注店铺 关注...
Plate tectonics is the movement of ___. A. magma B. the core C. large sections of the Earth's crust D. the mantle 相关知识点: 试题来源: 解析 C。解析:“Plate tectonics is the movement of large sections of the Earth's crust.”。