Our sun is just one of the stars in the Milky Way. The diameter of the Milky Way is about___. A. 100,000 light years B. 10,000 light years C. 1,000 light years D. 100 light years 相关知识点: 试题来源: 解析 A。解析:银河系的直径大约是 10 万光年。这是一个基本的天文知识...
解析 C。“galaxy”是“星系”,是一个天体系统,“a system of celestial bodies”即“天体系统”最为准确。选项 A“a group of stars”是“一群星星”;选项 B“a collection of planets”是“一组行星”;选项 D“an assembly of moons”是“一群卫星”。
The Milky Way is a galaxy. What is a galaxy? A. a large group of stars B. a single star C. a planet D. a moon 相关知识点: 试题来源: 解析 A。银河系是一个星系,星系是由大量恒星组成的,“a large group of stars”是“一大群星星”。“a single star”是“一颗单独的星星”,“a ...
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The Milky Way is the galaxy in which Earth resides. Part of it is visible on a clear night (from sufficiently dark locations) as a thick opaque band of stars and dust stretching across the sky. We can see thousands of these stars with the naked eye, and many more with a telescope. ...
[01:10.40]in the Milky Way galaxy [01:12.96]but were not connected by gravity. [01:17.00]Researchers chose the twin stars [01:20.12]because a star's chemistry [01:22.56]likely changes when it absorbs a planet. [0...
ai like your beach restaurant , I like the beach, but.. 我喜歡您的海灘餐館,我喜歡海灘,但。 [translate] awhats App? 什么是App ? [translate] aa galaxy of stars just like the Milky Way, only much further away. 星星系喜欢银河,只促进。 [translate] ...
Using JWST, more than 40 individual stars have been detected in a distant galaxy, dating back to when the Universe was only half of its current age. The stars appear to be red (super)giants that are magnified by factors of hundreds. ...
The first thing we observed was how to differentiate between a star and a planet. For an amateur, they look the same, but there is a vast difference between them. Then the astronomer helped us look at the prominent stars of the Milky Way galaxy, and he provided us with details of our...
1In our own galaxy, the Milky Way, there are perhaps 200 billion stars, a small part of them probably have planets on which life is feasible. A.a small fraction in whichB.a small fraction of whichC.a small fraction whichD.which a fraction of 2In our own galaxy, the Milky Way, ...