Of all the planets in the solar system, Mars is the most like Earth, and the easiest oneto travel to. T hat's why Mars is the most common destination for spacecraft.T he average temperature on Mars is + 63℃, with a high record of 20℃ and a low record of -140℃.T he ...
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CulturalBackground—PlanetsintheSolarSystem水星Mercurygodofmerchants财富之神金星Venusgoddessofloveandbeauty爱与美的女神火星Marsgodofwar战神木星Jupiterkingofthegods众神之首土星Saturngodofagriculture土地之神天王星Uranuslordoftheskies天神海王星Neptunegodofthesea海神Theeightplanetsinthesolarsystemarenamedafterthegodsin...
这八个行星可以分为两大类(虽然也有分三类的): terrestrial planets (类地行星) and gas-giants, or Jovian planets (气态巨行星,即类木行星). a) 太阳系中的terrestrial planets包括 Mercury, Venus, Earth, Mars. 离太阳比较近,温度相对比较高,气体等容易挥发掉. terrestrial planets 主要成分就是不易挥发的...
根据第一段第一行“T here are eight planets in our solar system."(我们的太阳系有八颗行星。)和最后一段第一行“Pluto looks and acts like most planets."(冥王星看起来和运行像大多数的行星。)以及最后一段第二行"Scientists used to consider it a planet. But that changed in 2006."(科学家过去...
18. Which is not one of the eight planets in solar system? A. Mercury B. Mars C. Pluto D. Jupiter 相关知识点: 试题来源: 解析 C Pluto为冥王星,曾属于九大行星的行列,于2006年因行星定义更新被除名。另外几项分别是水星、火星和木星。
There are eight planets in our solar system. Mars is the fourth planet from the sun. It has two small moons, Phobos and Deimos. Mars is easy to see from Earth. It often looks quite (bright / brightly) and reddish in the sky. In the past, ancient people associated Mars with (dead ...
85 percent of the mass of our solar system is contained within the Sun, while the planets collectively make up most of the remaining 0.15 percent. The planets, in order of their distance from the Sun, are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto. Under...
Most of Earth is covered by water.Mars is the second smallest planet in our solar system. It's red in colour.Many people think it must be very hot on Mars, but it's very cold.Jupiter is the largest planet in our solar system. It is a gaseous(气态的)planet.Saturn is surrounded(...
There are 356 million between the Mars and the Earth. It will the probe 11 months to reach the planet. The Mars is the closest planet to the Earth, with temperatures ranging from -15℃ to 5℃. It's very similar to the Earth. Maybe one day we visit the Mars by spaceship. As we ...