【题目】读六大板块示意图,回答下列问题
(1)写出图中字母所代表的板块名称:A、B、E .
(2)中国主要位于板块,几乎全部为海洋的是板块(全填字母).
(3)图中①处经常发生地震的原因是 .
(4)德国科学家提出了大陆漂移说,在此基础上科学家提出了板块构造学说,告知我们各板块在不断地着,世界上的火山地震也集中分布在地壳比较活跃的板块交界地带,如: , .
【答案】
(1)亚欧板块;非洲板块;美洲板块
(2)A;D
(3)位于亚欧板块和太平洋板块交界处,地壳比较活跃
(4)魏格纳;运动;环太平洋火山地震带;地中海﹣喜马拉雅火山地震带.
【解析】(1)读图可得,A是亚欧板块、B是非洲板块、C是印度洋板块,D是太平洋板块,E是美洲板块,F是南极洲板块.(2)中国主要位于亚欧板块,几乎全部为海洋的是太平洋板块.(3)图中①处经常发生地震的原因是位于亚欧板块和太平洋板块交界处,地壳比较活跃.(4)德国科学家魏格纳提出了大陆漂移说,世界上的火山地震集中分布在地壳比较活跃的板块交界地带,如:环太平洋火山地震带,地中海﹣喜马拉雅火山地震带.
所以答案是:(1)亚欧板块;非洲板块;美洲板块;(2)A;D;(3)位于亚欧板块和太平洋板块交界处,地壳比较活跃;(4)魏格纳;运动;环太平洋火山地震带;地中海﹣喜马拉雅火山地震带.
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