这是因为月亮对地球有引力作用，就像一个大磁铁，可以吸引地球上的水。当月亮在某个地方上空时，它会吸引那里的海水，使海水向上凸起，形成潮高。而与之相对的另一边，也会因为惯性而形成潮高。在这两个潮高之间，就形成了潮低。所以，当我们看到海水涨落时，就是因为月亮在不停地拉扯着它。 潮汐不仅发生在海洋...
To judge by its nearest neighbors, the Earth-Moon system is different you could even call it strange. The "fission" model suggested the Moon was ripped out of Earth's body, splitting into a double-planet system like a reproducing amoebic cell. The words double planet, often used to ...
II.根据句意及首字母提示完成句子。1. How f___ is it from the earth to the moon?2. It's about five k_
Astronomy Minute Todos os episódios IMDbProTodos os tópicosHow Did the Earth's Moon Form? Episódio de Podcast 2020 SUA AVALIAÇÃO Avaliar Adicionar um enredo no seu idioma Veja as informações de produção no IMDbPro Adicionar à ListaFotos Adicionar foto...
百度试题 结果1 题目How does the earth look like seen from the moon? A. It looks brighter than other stars. B. It looks like a ball, coloured red and blue. C. It looks unfriendly. 相关知识点: 试题来源: 解析 C 反馈 收藏
Water is essential for life on Earth and is one of our most precious natural resources. But considering how our planet formed, it is quite surprising how much water we still have. The Earth aggregated from a cloud of gas and dust – a protoplanetary disk
Everyone knows that the Earth has 1 Moon. But did you know there are 2 additional asteroids locked into a co-orbital orbits with Earth? They’re called 3753 Cruithne and 2002 AA29. The first doesn’t actually orbit the Earth, but has a synchronized orbit with our planet, that mak...
解析 答案见上考查词组辨析。疑问副词how与其他词语结合在一起引导特殊疑问句。注意四个词组的辨析,how long用来提问“多长时间”,how soon用来提问“多快能做好某事”或“某事多快能完成”,how often用来提问“多久一次”,how far用来提问“距离有多远”。结合句意,应选D项。
--- How ___ is the moon ?---It’s about 380000 kilometers ___from the earth. A.far ; far B.far ; away C.away ; far D.away ; away 试题答案 在线课程 B 试题分析:句意:月亮有多远?距离地球大约是380000公里。对距离的提问常用how far, away from远离; 相距;所以选B。练习册系列答案...
How long will ___ us to get to the Moon from the Earth? 答案 it take 答案: it take 根据所给的汉语,要用一般将来时. 助动词will 后面要跟动词原形. 做某事花费某人多少时间 It take sb. some time to do sth. 其中it 是形式主语,真正的主语是后面的动词不定式.故答案为it take. 从地球到月球...