百度试题 结果1 题目So far, how long will it take us from the Earth to Mars by spaceship?Two or three days.A few months.A few daysA few years. 相关知识点: 试题来源: 解析 最佳答案B 反馈 收藏
How long does it take to get to Mars & what affects the travel time? The time it takes to get from one celestial body to another depends largely on the energy that one is willing to expend. Here "energy" refers to the effort put in by the launch vehicle and the sum of the maneuver...
2. So far, how long will it take us from the earth to Mars by spaceship? A. Two or three days B. A few months C. A few days D. A few years 3. In the future, the students on Mars ___. A. will study mainly through the internet B....
-It takes months,I think.( ) A. how far it takes B. how often does it take C. how long it takes D. how soon does it take试题答案 在线课程 分析 --你能告诉我们从地球到火星乘宇宙飞船花费多长时间吗?--我认为需要数月. 解答 答案:C根据回答"It takes months,I think"可知,此处是在...
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?
The closest recorded distance to Mars from Earth was recorded in August 2003 when the two were 34.8 million miles (56 million km) apart. According to NASA, the two will not be that close again until the year 2237. Related: How long does it take to get to Mars? Mars and Earth are ...
How long does it take light to travel from the sun to Mars? On average how long does it take a ray of light to travel from our sun to earth? How long would it take you to reach the nearest star to Earth? How long is a day on the moon?
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...
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Traveling to the moon is no easy feat. Our natural satellite orbits Earth at an average distance of 238,855 miles (384,400 kilometers). So how long does it take to reach our closest neighbor from the moment a spaceship lifts off? Based on lunar missions from the past few decades, the...