accidents have happened that have been invaluable to us in terms of the knowledge acquired. There have also been many tests done in controlled environments of zero pressure to simulate the conditions that one might face in space.
Students from a school in Canada had a question about life-saving epinephrine (尼古丁). Would it work in space? The students know that radiation (辐射) in space can be harmful to humans. They wanted to know if the same thing would happen to medicine. With the help of their teachers, ...
As humans get closer to the time when astronauts and explorers will beliving and working in spacefor long periods of time, a lot of questions arise about what it will be like for those who make their careers "out there". There is a great deal of data based on long-duration flights by...
C. We are the ones who design and carry out these missions. D. We have no role. 相关知识点: 试题来源: 解析 C。原因:“As for the role of humanity in space exploration, we are not just passive observers. We are the ones who design and carry out these missions.”。 反馈 收藏 ...
Very quickly and in very short time. Seafood see animal or plant that is served as food and eaten by humans. Competitive used to describe a situation in which people or organizations compete against each other. To get on bus plan train etc, northwestern region. Chief executive office. The ...
How much living space does a person need? What happens when his space is too small? Scientists are doing experiments on rats to try to determine(测定) the effects of overcrowded conditions on man. Recent studies have shown that the behavior of rats is greatly affected by space. If rats ...
Why did the team return to the surface after nearly four weeks? A.They were lacking in supplies. B.They had achieved their goal. C.They couldn't go through the sump. D.They gave their task to Yuri Kasjan's team. 解析:选A 细节理解题。根据第三段中的“After nearly four weeks, with...
By 2050, it’s estimated that over 65% of the world will be living in cities. City planners can lay an eco-friendly foundation, but it’s up to the people who live in these urban forests to make them homes f...
初三英语Living SpaceHow much living space does a person need?What happens when his space needs are not met?Scientists are doing experiments on rats to try to determine the effects of overcrowded conditions on man.Recent studies have shown that the behavior of rats is greatly affected by space....
Achievements of space exploration. 答案 I.语篇理解A.单项选择1.A 2.C3.C 4.B相关推荐 1I语篇理解A.单项选择1. What has been motivating our humans to explorespace?A. Curiosity.B. Bravery.C. Sensitivity.D. Responsibility.2. The advantages of space exploration include①understanding the universe...