What are scientists working on? A. creating more space junk B. ignoring space junk C. developing ways to remove space junk from orbit completely D. sending space junk to the sun 相关知识点: 试题来源: 解析 C。解析:文中提到“Scientists are also working on developing ways to remove space ...
根据文中Some scientists were working in a spaceship in outer space.(一些科学家正在外层空间的宇宙飞船上工作。)梨子此处应填spaceship宇宙飞船。故答案为:spaceship。(2)ball。考查名词。white白色的,形容词,后跟名词。根据文中They could see the planet Earth.It looked like a blue and ...
What do scientists strive to know more about in space? A. Electrons. B. Positrons. C. Dark matter. D. The speed of light. 相关知识点: 试题来源: 解析 C 正确答案:C 解析:该部分的最后提到科学家说他们认为这样的反常现象有助于破解暗物质的秘密。可知C选项正确。
题目 Ⅲ. Answer the questions. 1. What could the scientists do in outer space?They could see the planet Earth and take clear photos by powerful cameras.2. How did the scientists feel when they saw those photos?They felt surprised. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏 ...
As we send more and more people into space through space travel and other space projects, it's an important question to ask.Students from a school in Canad a had a question about life-saving epinephrine (肾 腺素):Would it work in space? The students knew that radiation (辐射) 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, ...
The scientists D. The astronauts( )48. What is Paragraph 3 mainly about? E. How the students did the experiment F. Why the students did the experiment G. What difficulties the students met . What the students learnt from the experiment( )49. What happened to the earphones in space? . ...
16. What did scientists find recently D ? A. at space B. in the space C. in universe D. in the universe 相关知识点: 试题来源: 解析 答案见上16. [D] in the universe 意思是“在宇宙中”。句子大意:最近,科学家们在宇宙中发现了 什么?
SPACE: THE FINAL FRONTIER “Are we alone? What’s out there?” Looking up at the stars, people have always wanted to learn more about space, and scientists work hard to find answers. They make vehicles to carry brave people into space to find out the secrets of the universe. Apollo 11...
themostpeople.Butthescientiststhinkruleslikethiscoulddriveawaybuyers.Ifso,allthe potentialbenefitsofdriverlesscarswouldbelost. Compromisesmightbepossible,KurtGraysays.HeisapsychologistattheUniversityof NorthCarolina.Hethinksthatevenifalldriverlesscarsareprogrammedtoprotecttheir passengersinemergencies,trafficaccidentswill...