A. Objective. B. Affirmative. C. Carefree. D. Opposed. 相关知识点: 试题来源: 解析 B 推理判淅题。文章第二段中的j“The most exciting说明了作者的支持态度。同样,最后一段中作者对这些月球计划所代表的“奋进”精神大加赞赏,同样表达了一种支持的态度。反馈...
A New Theory of How the Moon FormedSimon Lock
Learn about the moon's violent origins, how its phases shaped the earliest calendars, and how humans first explored Earth's only natural satellite half a century ago."The moon's volcanic history is not the only mystery that Chang'e-5 will attempt to solve, however. The landing are a ...
Gravity bound the ejected particles together, creating a moon that is the largest in the solar system in relation to its host planet. This sort of formation would explain why the moon is made up predominantly of lighter elements, making it less dense than Earth — the material that formed ...
of course; it just concerns how the moon came to orbit Earth. And it has some major problems, the most serious of which is the geochemical similarity of the Earth and moon. The two bodies have nearly identical oxygen isotope ratios, suggesting that they formed from the same pool of raw ...
百度试题 结果1 题目How many new kinds of moon cakes are mentioned in the passage?(不超过5个词) ___相关知识点: 试题来源: 解析 Three/3. 反馈 收藏
The moonlets would then combine to formulate the Moon, and closely resemble the Earth’s composition. "In the early stages of the Solar System, impacts were very abundant, therefore it is more natural that several common impactors formed the Moon rather than one special one," Rufu told AFP....
1. What is the purpose of the experiment? A.To improve humans’ living ability. B.To explore a new island in Hawaii. C.To monitor signs of volcanic activity. D.To prepare for a space mission to Mars.2. What do we know about Mauna Loa? A.It has warm climate and various plants. ...
A.Everything happens for a reason. B.Achieve your goals one by one. C.Only time will tell what life will teach us. D.Every little path will lead you somewhere. E.Nothing is exactly what I had originally planned for. F.Don’t worry if you feel like it’s hard to make new friends...
“In most of the previousmodels, about 80% of the moon is made of theoriginal Earth. This is a big difference.Karato said the new model confirms previoustheories about how the moon formed, without theneed to propose unconventional collision conditionssomething theorists have had to do until ...