根据Scientists have long thought that a planet with water is important for life.可知,作者认为水是生命所必需的,故选A。【小题3】词义猜测题。联系上文So from the early number of a billion, this new research suggests there may be as many possible earth-like planets as there are stars in the...
The (possible) that there is life on other planet in the universe always inspired scientists to explore the outer space.相关知识点: 试题来源: 解析 possibility 本题考查形容词变名词。解题步骤:①确定词性。空内提示词possible为形容词,常见考点:词性变化,变否定含义和变比较级或最高级。在此句中空位于...
根据第三段We can also turn the sun's light into electricity.This is done with solar panels.Solar panels are made up of a material called silicon.The silicon is heated and formed into very thin wafers.When the sunlight hits the solar panel,the electrons in the silicon move and flow ...
Discovering planets with life is not even the hard part. Every 1 out of 10000 planets is in the habitable region in our galaxy.But reaching them is another story.We'll literally take thousands of years to just cross our solar system.Even with the speed of light, we'll never be able...
It makes life on our planet possible. But how does the sun do that? It's the sun's energy. Energy from the sun is called solar energy (太阳能). It comes in the form of light or heat. People have used solar energy for thousands of years. The sun's energy can be used to heat ...
太阳系内遥远的行星因为本身不发光离太阳很远阳光微弱特别暗就比太阳系外行星更难发现。按照光线平方反比...
Let us suppose anotherplanetwith conditions similar to those on the earth. 让我们假定另外有一个具有和地球上相似条件的行星. 《现代汉英综合大词典》 How many moons has theplanetJupiter? 木星有几个卫星? 《现代汉英综合大词典》 Long long ago, we knew the periodic motion of aplanet. ...
InnoDB Cluster Source site with a Group Replication Disaster Recovery Site. Now, just before we get into the nitty-gritty, here’s the scope. Life is already hard enough, so we want as much automated as possible, so, yes, InnoDB Cluster gets some of that done, but there are other ...
It also revealed that in less than a lifetime, monitored freshwater populations have fallen by an average of 83 percent, the largest decline of any species group. Habitat loss and barriers to migration routes are responsible for about half of the threats to monitored migratory fish species. ...