There is no shortage of articles that discuss the current state of (and usually the problems with) the space industry. Yet, most often, these articles make little effort to define exactly what the “space industry” really means. The term is used so widely, and so loosely, that one wonder...
A. To ship to space. B. To get in the competition between spacelines. C. To start the construction of more space elevators. D. To get back the large investment. 相关知识点: 试题来源: 解析 D 细节理解题。根据第四段中“But it will accept passengers as soon as possible to get back ...
Spaceisanexcitingplace!Oursolarsystemisinspace.Itismainlymadeupofthesunandtheeightplanetsthattravelaroundthesun.Thesolarsystemalsohasmoonsandotherspaceobjects(物体).ThesunThesunisinthecenterofthesolarsystem.Itisahotandbrightstar.Astargivesoffheatandlight.Thesunisthecloseststartotheearth.That'swhyitlooks...
though. Ironically, even though space itself is cold, due to the lack of particles to interact with, it is difficult to get rid of waste heat from spaceships, requiring specialized infrared radiators.
What is personal space? 什么是个人空间? We often think of it as an invisible bubble of space surrounding us that others can't enter, without causing discomfort. 我们通常认为它是一个围绕在我们周围的看不见的空间泡泡,其他人无法进入,否则会引起不适。 Research shows, however, that we actually hav...
While collisions in space are a real danger, the likelihood of space junk reentering Earth’s orbit and doing damage on the ground is relatively low. That’s due to the reaction that occurs when space junk reenters Earth’s atmosphere: the heat and gases created are so intense that junk ...
根据Space Adventures is the only company to send people into space.可知,太空探险公司是唯一一家将人送入太空的公司。故答案为:Space Adventures.(4)They can go to a height of between 100 and 160 km above earth,experience 3-6 minutes of weightlessness and a view of the stars.细节理解题。根据...
【题目】What is space?Space is an exciting place! Our solar system is in space. It is mainly made up of the sun and the eight planets that travel around the sun. The solar system also has moons and other space objects (物体).The sun The sun is in the center of the solar system....
Space radiation invisible to human eyes The majority of space is relatively empty, with just stray bits of dust and gas floating around. This means that when humans send a probe to a distant planet or asteroid, the craft will not encounter "drag" in the same way that an airplane does as...
Spacetime may emerge from a more fundamental reality. Figuring out how could unlock the most urgent goal in physics—a quantum theory of gravity