Venus is the hottest planet.Earth is our home. It is the third planet from the Sun. Most of the Earth is covered with water.Mars is known as the Red Planet. Scientists are studying Mars for signs of life.Jupiter (木星) is the largest planet in our solar system. It is made of gas...
Venus is the hottest planet.Earth is our home. It is the third planet from thesun. I i the only one known to support life(支持生命存活). Most of Earth is covered by water.Mars is known as the Red Planet. Scientists arestudying Mars for signs of life.Jupiter is the largest planetin...
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the planet will be OK. To some degree, that s right there must be a level of personal responsibility when It comes to the climate emergency. We all have to do our part. But individual action is a tiny drop in a heavily polluted ocean. We need systematic...
1. What is the news report mainly about? 2. When did the incident occur? Questions 3 and 4 will be based on the following news item. 参考答案: 1. B 2. C Questions 5 to 7 are based on the news report you have just heard. ...
It also has more than 80 known moons.Uranus is very cold. It is the first planet to be discovered by scientists.Neptune is blue in colour. It's the farthest planet from the Sun. The planet has strong winds.In fact, scientists saw Pluto as another planet in 1930. Pluto is small. It...
A planet has a mass of2.4×1026kg with a diameter of3×108m. What will be the acceleration due to gravity on that planet ? View Solution What name is given to the celestial body which revolves around a planet ? View Solution Exams ...
Earth's shadow. At the same time, a little bit of light from Earth's sunrises and sunsets (on the disk of the planet) falls on the surface of the moon. Because the light waves are stretched out, they look red. When this red light strikes the moon's surface, it also appears red....
句意:科学家们希望将这颗红色行星的一大块带回地球,进行所谓的取样返回任务。A.sample样本;B.product产品;C.seed种子;D.ancestor祖先。由前面的“bring a chunk of the red planet down to earth”可知,是将这颗红色行星的一大块作为样本带回地球,因此空格处是“样本”。故选A。反馈 收藏 ...
He also wrote "Mars: Our Future on the Red Planet" released in 2016 by National Geographic. Leonard has served as a correspondent for SpaceNews, Scientific American and Aerospace America for the AIAA. He has received many awards, including the first Ordway Award for Sustained Excellence in ...