题目内容

【题目】地球是我们人类的家园。请结合相关知识完成下面小题。

1地球的形状是

A.天圆地方B.球体C.

2下列不能证明地球形状的证据是

A.地球卫星照片B.麦哲伦环球航行C.月球的形状

【答案】

1B

2C

【解析】

根据人类对地球的认识经过了漫长的过程,从天圆地方→天如斗笠,地如覆盘→麦哲伦环球航行→地球的卫星照片,后来证实了地球是一个两极部位稍扁的不规则球体,进行分析解答。

1现在人们对地球的形状已有了一个明确的认识:地球并不是一个正球体,而是一个两极稍扁,赤道略鼓的不规则球体。故选:B

2很多实例都能证明地球是个球体,如站得高,看得远、月食、麦哲伦环球航行、地球的卫星照片等等,但可以直接证明地球形状的是地球的卫星照片。故选:C

考查地球的形状。

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