百度试题 结果1 题目How old is the universe?A.nearly 14 million years oldB.nearly 14 billion years old 相关知识点: 试题来源: 解析 B 反馈 收藏
Provides information on the studies conducted by Carnegie Observatories astronomer Wendy Freedman in the United States. Details on the age, size and scale of the universe using the Hubble space telescope; Information on the o...
A. 10 billion years B. 13.8 billion years C. 15 billion years D. 20 billion years 相关知识点: 试题来源: 解析 B。本题考查对宇宙年龄的了解。The universe(宇宙)大约有 13.8 billion years(138 亿年)。选项 A、C、D 的数字都不准确。反馈...
The visible universe appears to have a radius of 14 billion light years because the universe is about 14 billion years old. The light from more distant objects simply has not had time to reach us. For this reason everybody in the universe will find themselves at the middle of their own ...
Theuniverseisexpandingfasterthanitusedto,meaningit'saboutabillionyearsyoungerthanwethought,anewstudybyaNobelPrizewinnersays. 正物代切力分争须儿民口权厂越 AtissueisanumbercalledtheHubbleconstant,acalculationforhowfasttheuniverseisexpanding.Somescientistscall正物代切力分争须儿民口权厂越it正物代切力分争须儿民口...
The Big Bang theory suggests that the Universe is approximately 14 billion years old.(a)Describe the evolution of the Universe from the Big Bang until the present day. 相关知识点: 试题来源: 解析 Universe began as hot / dense point;Universe has expanded since the Big Bang;Universe has cooled...
A. being B. to be C. which is D. is. 相关知识点: 试题来源: 解析(A) He doesn't know what's wrong with the computer, (B)The woman misunderstood what he said. (C)The problem is different from what he thought it was (D)The computer cannot be repaired反馈 收藏 ...
1The universe (形成)20 billion years ago, which is (难以置信). 2The universe___(形成)20 billion years ago, which is___(难以置信). 3【题目】The universe(形成)20 billion years ago, ωhichis难以置信) 4【题目】T he universe形成)20billion years ago, which is(难以置信) 5【题目】T...
百度试题 题目The universe is estimated ___between 10 billion and 20 billion years old.相关知识点: 试题来源: 解析 to be 反馈 收藏
The universe is nearly 14 billion years old (13.78 billion, to be exact). Scientists have reached this conclusion after extensive studies of the cosmic microwave background and analyzing data from the Plack Space Observatory, WMAP, and other space probes. ...