百度试题 结果1 题目How long will it take to get to Mars? A. About three years. B. About two years. C. About six months. D. About thirty months. 相关知识点: 试题来源: 解析 C 反馈 收藏
How long would it take to travel to Mars at the speed of light? The average distance between Earth and Mars the two planets is 140 million miles (225 million km). The distance between the two planets affects how long it would take to travel between the two.(Image credit: NASA/JPL-Cal...
1. Why is Mars easy to see in the night sky? 2. Who is Elon Musk? 3. How long will it take a spaceship to get to Mars? 4. What are the similarities of the Earth and Mars? 5. Do you think Elon Musk's project will succeed? Why...
NASA plans to put astronauts on Mars in the future, and Elon Musk keeps claiming he'll do it first, but before we strap in and blast off, it helps to know exactly how long it takes to get to there. Mars completes one turn around the sun every 687 Earth days. This means that the...
or so, Mars and Earth reach their closest point, called “opposition”, when Mars can be as close as 55,000,000 km from Earth. And every two years, space agencies take advantage of this orbital alignment to send spacecraft to the Red Planet. How long does it take to get to Mars?
55 回答问题。(12分)(1) How long will it take to get to Mars and come back from Mars ___(2)
how long will it take to get to Mars, 扫码下载作业帮搜索答疑一搜即得 答案解析 查看更多优质解析 解答一 举报 到火星需要多久 解析看不懂?免费查看同类题视频解析查看解答 相似问题 how long will it take us to get there? how long will it take you to c___ it Susan:Where are you going ,Dav...
get to D. arrive at 3 ( ) 2. How long did it take the spacecraft to Mars? A. get B. arrive C. get to D. arrive at 4() 2. How long did it take the spacecraft toMars? A. getB. arriveC. get toD. arrive at 5 ( ) 2. How long did it take the spacecraft t...
In this regard the author considers how the International Space Station fits into the strategy for a human journey to the Red Planet, in its preparation of astronauts for long-duration spaceflight and the possible hazards posed by space radiation and prolonged weightlessness. He concludes by looking...
how long will it take to get to Mars, 扫码下载作业帮搜索答疑一搜即得 答案解析 查看更多优质解析 解答一 举报 到火星需要多久 解析看不懂?免费查看同类题视频解析查看解答 相似问题 how long will it take us to get there? how long will it take you to c___ it Susan:Where are you going ,Dav...