mountains,canyons (峡谷),and crates (火山坑).There are no rivers or oceans.It is a planet without any liquid (液态) water.It was named by the ancient Romans for their God of War.It is very cold on Mars.Mars is much colder than our planet.The temperature on Mars is 80 degrees below...
Star Trek Logo Found On Mars. Really. What a Methane Discovery Says About Life on Mars The secret ingredient in keeping Martian water liquid below the surface, researchers believe, could be salt. Because salt lowers the freezing temperature of water, it's more likely that any liquid water bel...
What can be inferred about water on Mars? A. It is not present in a liquid state. B. It doesn’t exist in large quantities. C. It will bring potential dangers to settlers. D. It can be E. asily changed into liquid F. orms. ...
If you weigh 100 pounds on the earth, you’d weigh about 38 pounds on Mars. Mars’ surface looks like a red desert. There are mountains, canyons (峡谷), volcanoes (火山) and so on. It is a dry planet without any liquid water (液态水). It does have ice caps at its north and ...
So, Is There Really Water on Mars? The Role of Liquid Water Since life as we know it -- even the most bizarre varieties -- depends on liquid water, scientists assume that it would also be a necessity for extraterrestrial organisms. Mars is replete with water, but most (if not all) ...
Today, Mars is a frozen desert with a thin atmosphere, too cold for liquid water to remain on the surface. Overwhelming evidence exists that Mars had liquid water oceans roughly 4 billion years ago. The question that drives our interests isn’t whether there’s life on present-day Mars. We...
Briny, liquid water may form in the shadows of large boulders during Martian winters. Scientists created computer simulations to better understand the conditions in which this salty water ice melts. Over the course of a day, they found that the water ice could warm from -262 degrees Fahrenheit...
There are no rivers or oceans. It is a dry planet without any liquid water.可知,火星的表明看起来像一个红色的沙漠。有山、峡谷和火山坑。没有河流和海洋。它是一个干燥的没有任何液态水的行星。由此可知“liquid water”意为“液态水"。故选C。 根据短文内容It is very cold on Mars. Mars is much...
Water is also found on the Mercury,and there are vast water oceans on some of Jupiter's and Saturn's moons.But we still haven't found life on the Mars,or any other planet in our Solar System. Therefore,finding liquid water isn't enough.We still need to be ...
C The surface of Mars is etched (蚀刻) with ancient river valleys and lake basins, Some re searchers think that liquid water once flowed on the Red Planet. Today, Mars is too cold for much, if any,liquid water to exist, And 3.8billion years ago,when the flowing water formed, the sun...