4MercuryMercury is the smallest planet in the solar system.If Earth were the size of a baseball,Mercury would beabout the size of a golf ball.It is said that one day on the Mercurylasts 176 Earth days.Mercury looks like the moon.There area lot of mountains and valleys.阅读短文,判断正(...
Mercury is the smallest planet in our solar system. Scientists know little about it. But what they do know is puzzling. For example, Mercury has a magnetic field. It is similar to Earth. (Magnets are metals that pull t...
百度试题 结果1 题目【题目】Mercury is the smallest planet in our ___ syste m and the nearest to the sun. A.satellite B.galaxy C.solar D.star 相关知识点: 试题来源: 解析 【解析】 C 反馈 收藏
planetplanetary surfaceterraincrusttectonicsevolutionAmong the terrestrial planets, Mercury is the smallest and has the highest bulk density. Mercury exhibits a lunar-like surface, shaped by impact basins and craters. Rapid cooling and contraction as well as tidal despinning have resulted in a large ...
Answer and Explanation:1 Mercury is the smallest planet in our solar system and the one closest to our Sun. Like its neighbor Venus, Mercury has no moons. Mercury orbits the... Learn more about this topic: Mercury's Surface & Atmosphere | Features & Composition ...
【核心短语/词汇】planet:行星【翻译】水星是太阳系中最小的行星。【解析】“smallest of all the...”意为“所有...中最小的”,“all”指三者及三者以上,因此空格处应填名词的复数形式,即“planet(行星)”的复数“planets”。故答案为“planets”。
Mercury is the smallest planet in the solar system. It is less than half the size of Earth. Surface: Solid and rocky. There are flat plains and long, steep cliffs. Mercury is very heavy for its size. It has a huge core, or center, made of iron. Mercury’s surface is scarred by...
1. planet 2. pollution, polluted 第一题: 题目要求填写太阳系中最小的行星。水星是太阳系中最小的行星,因此空格处应填写“planet”的单数形式。 第二题: 题目描述环境污染问题。第一个空格需要填写主语,根据上下文应填写“pollution”。第二个空格需要填写动词,根据上下文应填写“polluted”,表示人们之前污染了河流...
Mercury is the smallest planet in the solar system, closest to the sun. It is slightly larger than the Moon and their surfaces are similar. To study boulders on Mercury researchers have screened almost 3000 images obtained in 2015 by the Narrow Angle Camera onboardNASA’s MESSENGER space probe...
Mercury's internal structure is predominantly rocky, similar to Earth, and it is one of the four terrestrial planets in the Solar System. It has a radius of 2,439.7 kilometers at the equator, making it the smallest planet in the Solar System. In fact, it is smaller than ...