Venus - Atmosphere, Greenhouse, Gases: Venus has the most massive atmosphere of the terrestrial planets, which include Mercury, Earth, and Mars. Its gaseous envelope is composed of more than 96 percent carbon dioxide and 3.5 percent molecular nitrogen. T
According to direct investigations, the Venusian atmosphere consists principally of carbon dioxide gas, with an admixture of a small quantity of water (approximately 0.1 percent) and oxygen. A model of the atmosphere constructed according to the data obtained from the earth as well as direct ...
【核心词汇】 venus 金星; dense atmosphere 稠密的大气 composition成分 know about sth了解某事 【翻译】金星上有着稠密大气,我们对它的成分了解甚少 【解析】know about固定搭配,意思是了解某事, 但是在题干的句子中,know about的主语是we,宾语是composition, 这里know放在后面,about移到前面 所以答案前面应该有个...
Venus - Exploration, Atmosphere, Surface: The greatest advances in the study of Venus were achieved through the use of robotic spacecraft. The first spacecraft to reach the vicinity of another planet and return data was the U.S. Mariner 2 in its flyby of
whose composition谁的成分;C. about which composition关于哪种成分;D. about whose composition关于它的成分。此处为定语从句,修饰先行词atmosphere,know very little about为固定搭配,意为“知之甚少”,先行词在从句中作about的宾语,且composition和atmosphere构成所属关系,应用whose引导。故选D项。
V. Zasova (2006), The composition of the atmo- sphere of Venus below 100 km altitude: An overview, Planet. Space Sci., 54, 1389-1397.de Bergh, C. et al. The composition of the atmosphere of Venus below 100km altitude: An overview. Planetary and Space Science 54, 1389-1397, doi:...
Venus is made up of a central iron core and a rocky mantle, similar in composition to Earth. But Venus' hellish atmosphere is made up of mainly carbon dioxide (96%) and nitrogen (3.5%) with trace amounts of carbon monoxide, sulfur dioxide, water vapour, argon, and helium making up ...
and bulk composition. Venus is covered with an opaque layer of highly reflective clouds of sulfuric acid, preventing its surface from being seen from space in visible light. Venus has the densest atmosphere of all the terrestrial planets in our solar system, consisting mostly of carbon dioxide. ...
百度试题 结果1 题目Venus(金星) has a dense atmosphere, ___ we know very little. A. its composition B. about whose composition C. about which composition D. whose composition 相关知识点: 试题来源: 解析 参考答案:B
Its atmosphere is composed of more than 96.5 percent carbon dioxide, 3.5 percent nitrogen and trace amounts of other gases. Carbon dioxide is a heavy gas and is efficient at preventing heat from radiating into space, resulting in a surface pressure of 9.2 megapascals — that's 91 times ...