W: It was interesting. But the point she was trying to make seemed a little far-fetched.M: Oh, that new theory that ocean water came from comets?W: Yeah. Do you remember what it was based on'?M: Some recent satellite photos, I think. Apparently, Space satellites recently detected ...
M: Oh, that new theory that ocean water came from comets W: Yeah. Do you remember what it was based on M: Some recent satellite photos, I think. Apparently, Space satellites recently detected thousands of small comets colliding with earth’s outer atmosphere, almost 40,000 per day.W: ...
How did water come into being on the earth? The explosion of the earth produced water vapor, which turned into water when the earth cooled down. Wateris the headspring of life.___made it possible for life to begin to develop・Plants encouraged the development ofearly shellfish and all ...
D.Earth's oceans formed from water vapor that was released during the radioactive decay of elements embedded in Earth's interior. E.Scientists once thought that heat from Earth's interior forced water vapor into the atmosphere where it condensed into liquid water that accumulated over time into ...
and, when they 3 , water flowed all over the Earth and that is how lakes and rivers were formed. Because there was water, all the animals woke up, and grass and trees grew. The animals followed the Rainbow Serpent across the land. They were happy on the Earth and each lived and ...
(drink) more water and juice and eat more fruit and vegetables.She added that half of people all around the world do not drink enough.An adult (8) needs(need) to drink at least 1.5 liters(升) of water every day.答案(1)考查冠词。句意:一项新的研究表明,饮用水对我...
And there you have it. An oasis is formed.正如你所见，绿洲形成了。It helps to know also that the water table can be further altered by impermeable layers in the soil, such as rocks or dense layers of clay called "hardpans".这还帮助我们了解土壤中的不透水层，例如岩石或被称为“硬质地层...
Step 1. Fast readingHow life began on the earthPara.1 Para.2Para.3Para.4Para.5 A theory about how the universe was formedThe formation(形成)形成) of the earthThe importance of water for lifeThe development of plants and animalsThe arrival of huma 5、ns and their effects on the earth...
In the event of an earthquake, things around us will also change, such as in the Tangshan earthquake, Toad all over the street. There were dogs barking and fish floating on the water. There are horses that are scared and dont go into the pen, pigs that go into the pen and run out,...
O It was most likely deposited there by glaciers rather than by wind and water. O It is formed and consolidated entirely from the bedrock on which it rests. O It can vary in its richness and fertility according to where itoriginated. O The speed with which it is transported determines it...