The presence orabsenceof water has a direct bearing on the possibility of life on other planets. In the nineteenthcentury, it was commonly accepted that life, perhapsevenintelligentlife, waswidespreadin thesolarsystem, and Mars was anobvioustargetin the search for life. Newphotographictechnology off...
The question of life on Mars depends heavily on the characteristics of its air and water. Mars has a relatively thin and dry atmosphere, with high percentage of carbon dioxide compared to Earth's atmosphere. Mars tilts about25°,which leads to seasons like those on Earth. Carbon dioxide freez...
C. Whether signs of water indicate that life has existed on Mars D. How soon astronauts from Earth will be able to go to Mars 你的答案: 正确答案:C 题目解析: 登录后才能查看题目解析,还没有账号?马上注册 本文生词0 显示文中生词 登录后才能收藏生词哦,现在登录注册>...
The question of life on Mars depends heavily on the characteristics of its air and water. Mars has a relatively thin and dry atmosphere, with high percentage of carbon dioxide compared to Earth's atmosphere. Mars tilts about25°,which leads to seasons like those on Earth. Carbon dioxide freez...
知乎,中文互联网高质量的问答社区和创作者聚集的原创内容平台,于 2011 年 1 月正式上线,以「让人们更好的分享知识、经验和见解,找到自己的解答」为品牌使命。知乎凭借认真、专业、友善的社区氛围、独特的产品机制以及结构化和易获得的优质内容,聚集了中文互联网科技、
托福阅读真题第55篇WasThereWateronAncientMars? Despite Mars's bleak,cold climate today,there is abundant geologic evidence that liquid water once flowed on the Martian surface (and even recent evidence that some water still periodically flows today).The evidence of past flows includes river channels...
托福考试日期: 2019年1月12日 托福考试内容回忆: Water and Life on Mars 本文通过各种线索探究火星上是否有生命存在,要点包括:火星表面没有水这一事实大大降低了火星存在生命性征的可能性;火星的陨石坠落到地球上,为科学家提供了有价值的研究依据:首先分析发现陨石中含有碳元素,然而碳只有在有水的条件的情况下才能...
//shimo.im/docs/e1AzdGa2r7toZ0qW TF听力真题合集 https://shimo.im/docs/25q5XBeNVdhDvM3D TF真题(四科目)答案: https://docs.qq.com/doc/DSVFTUVNQVXNkalJS TF 阅读真题音频讲解 https://shimo.im/docs/xkJ83qKkdQtPXh3h/ 雅思真题阅读听力写作(答案合集版)https://docs.qq.com/doc/DSVRiTWt4U0...
16 TF033-Where Life Arose 00:25 TF034-Water and Life on Mars 00:15 TF035-Jomon Pottery 00:18 TF036-Plant-Animal Adaptations 00:15 TF037-Seashell Artifacts 00:19 TF038-The Origins of the Arctic Fox 00:21 TF039-Deriving Scientific Facts from Theories 00:21 TF040-Industrial Activities ...
所属专辑:托福阅读 音频列表 1 TF035-Jomon Pottery 55 2023-03 2 TF034-Water and Life on Mars 67 2023-03 3 TF033-Where Life Arose 56 2023-03 4 TF032-Transport of Food to Rome 22 2023-03 5 TF031-The Behavior of Magma 50 2023-03 ...