根据第一段前两句“Most of the universe is made up of a kind of matter. It's called 'dark matter'.”可知,宇宙的大部分是由暗物质构成的。故选A。 (2)题详解: 细节理解题。根据第三段第一句“...but we can study it by studying the influence the matter has on all around it. "可知,...
These days, "cold dark matter", as it is now known, is thought to be made of something which does not interact much with ordinary matter except via the force of gravity. Vast lumps and long threads of dark matter are spread through the universe, dragging atomic matter, in the form of ...
E Most of the universe is made up of a kind of matter. It's called "dark matter". None of us have ever seen it, and it's also very difficult to study.Past research suggested there is more dark matter around younger galaxies(星系) than the ancient ones from the early days of the ...
The fundamental problem of the occurrence/removal of finite-time future singularity in the universe evolution for coupled Dark Energy (DE) is addressed. It is demonstrated the existence of the (instable or local minimum) de Sitter space solution which may cure the Type II or Type IV future ...
Dark matter may hold the key to understanding how galaxies form, how the universe evolved, and even what it's made of at the deepest level. How do we know dark matter exists? Dark matter appears to be spread across the cosmos in a network-like pattern, with galaxy clusters forming at ...
It's not anythin g that we have ever heard of. But it's certainl y there. Scientists named this stuff dark mat ter.Just like dark energy, we don't know a wh ole lot about dark matter. But it seems that 27% of the universe is made up of the strange stuff. Energy like light,...
In the early universe, primordial black holes could acquire a "dark charge," giving them an unnaturally long lifetime, new research suggests. This makes them an interesting candidate for dark matter.
百度试题 结果1 题目① The majority of the universe is made up_of dark matter and dark energy. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
What makes dark matter so mysterious? “Everything you can see, everything you feel, everything you’re made up of, only makes up 5 percent of the universe, and the rest is this dark stuff.” “The big thing about it is that we can’t see it; it doesn’t interact with light,”...
For the rest of the day, we will mainly be hiking on the rocks, stopping on the way for your self-prepared lunch when you want. 16:30 Finish the hike and get on the bus waiting for us. We're going to spend the night in the...