精品解析:2022年江苏省常州市中考地理真题(解析版)
常州市2022年初中学业水平测试初二地理会考第I卷(选择题共60分)一、单项选择题:(本大题共30小题,每小题2分,共计60分。在每小给出的四个选项中,只有一项是符合题目要求的。)1.地球赤道半径大约是()A.40000千米B.6371千米C.12742千米D.6378千米【答案】B【解析】【详解】经过人们的精确测量,地球是一个两极稍扁、赤道略鼓的不规则球体,赤道半径是6378千米,极半径是6356千米,平均半径是6371千米,赤道周长是4万千米,表面积约5.1亿平方千米,故ACD错误、B正确,故选B。2.20°W经线是()A.东、西半球的分界线B.水、陆半球的分界线C.东经和西经的分界线D....
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