smaller than Earth.Earth is a planet that has layers.The core is the centreof Earth.The core is very hot.It has two parts.The outercore is liquid metal.The inner core is solid metal.sphere[sfio]n.球形ayer['leo]n.层core[ko:n.核心outer[auta]adj.外部的liquid['lIkwId]adj.液态的metal...
英语翻译The Earth is ___biggest of the four planets.It is bigger ___the first,second and fourth planets.The first planet is ___smallest.Is is much ___ than the Earth.这是第3段也是最后一段,感激不尽! 答案 thethanthesmaller地球是这四颗行星里头最大的.它比第一、二、四个行星还要大....
third planet.The hottest planet is the first planet.The Earth is one of the hottest planets.It is very near to the sun.The Earth is the biggest of the four planets.It is bigger than the first,second and fourth planets.The first planet is the smallestIt is much smaller than the Earth....
A celestial body that does not produce its own light, is larger than an asteroid, and is illuminated by light from a star, such as the sun, around which it revolves. In our solar system there are eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Pluto...
Mars is less dense than Earth and has a smaller magnetic field, which is indicative of a solid core, rather than a liquid one. Mars Related Links –How Was Mars Formed? – What Is Mars Made Of? –How Far Away Is Mars? –How Big Is Mars? –Mars' Atmosphere While scientists have ...
Only one other planet in the solar system seems to be something like the earth . That planet is Mars . Mars is smaller than the earth , and it is quite a bit cooler . But it is not too cold for humans . On some days , the temperatures are as cold as a winter day in the north...
6.答案:B.考查比较级.A更亮的.B更大的.C更矮的.D更安全的.句意"海王星和天王星都比地球__.".根据下一句Venus,Mars and Mercury are smaller than the earth金星、火星和水星比地球小.可知,应该是"更大的".选B. 7.答案:A.考查连词.A但是.B或者.C直到.D所以.句意"木星、土星、海王星和天王星都比...
Space missions such as the Near Earth Asteroid Rendezvous (NEAR), the first probe to go into orbit around a minor planet, are dramatically modernizing our perception of these baffling objects. From periodic variations in color and brightness, asteroids were inferred to be irregular bodies ranging ...
- Day:6.4 Earth days - Number of moons:5 It is smaller than Earth's moon; its orbit is highly elliptical, falling inside Neptune's orbit at some points and far beyond it at others; and Pluto's orbit doesn't fall on the same plane as all the other planets — instead, it orbits 17...
More than 20 percent of stars have somewhat smaller nearby planets, with sizes of several to a few tens of Earth masses and with orbital periods of less than three months. Britannica Quiz All About Astronomy The most massive planets that transit their stars are made primarily of the two ...