Others are used to track weather and climate information, create maps of the earth,operate navigation(导航) systems like GPS, and take photos of the earth, the sun, other planets and deep space.Right now, there are about 1, 000 artificial satellites orbiting the earth. The International ...
Nowadays, we are exploring space. Astronomers (天文学家) are modern-day explorers. Now, many astronomers are looking for new planets and new places of humans to live in the future. But where do astronomers start looking?First of all, astronomers look for a star. That’s because our own ...
For thousands of years, humans(人) have explored(探索)the Earth. Nowadays, we are exploring space. Astronomers(天文学家) are the modern-day explorers. Now, many astronomers are looking for new planets and new places for humans to live in the future.But where do astronomers start exploring?
(relative) close to Earth and has an environment less hostile than that of other planets.Mars 5.has fascinated (fascinate) people since ancient times, and today our interest in Martian exploration is greater than ever before.Since 6.the 1960s, we have been sending unmanned spacecraft to Mars...
If you look at what's being done in space right now, the astronauts have a little garden where they're able to grow things like lettuce, tomatoes and peppers. Of course, those foods are valuable for things like vitamins and the psychological benefit of being able to grow your own vegetabl...
“In my opinion, I wish he was right, but the reality is that Mars travel, for people, is very risky right now and all the risks are not controlled enough (yet) to allow safe travel in four years.” SpaceX has certainly built up to an impressive cadence of ...
In Turn Coat, Evelyn Derek is a female lawyer at Smith, Cohen and Mackleroy, a law firm in Chicago. Derek is a slender, sleek woman, with short-cropped raven black hair. She wears rimless glasses, under which her deep green eyes can peer out. She loves modern, glass, and Space-age...
Right now, it's the only one we have!我们自己的星球。现在,它是我们唯一一个赖以生存的星球省略引导词 that的定语从句,修饰 theonlyone;此处引导词不可用 which3 Choose the magazine in which you would most likely find the passageand give your reasons.选择你最有可能在其中找到这篇文章的杂志,并给...
ESA Astronaut Tim Peake visits WIRED to have a look back at pivotal moments in the history of human space flight, captured in 8 unforgettable photographs.
Humans: Children intertwine space and time: Distance cues bias conclusion of how long something lastsAlthough 4-year-olds' concept of time seems to consist solely of what they want right now, the...doi:10.1002/scin.5591770412Bruce Bower