You arrive at the crime scene, and use the clues to try to work out what happened. From our Solar System as it is, we try to reconstruct how it formed and developed.你要到达犯罪现场，利用线索试图弄清楚发生了什么。从我们太阳系的现状入手，我们试图重建它的形成与发展。When we come up with...
What happened after a giant asteroid crashed into the Earth near Chicxulub, Mexico? A. It caused the extinction of the dinosaurs. B. It made a very large crater. C. It changed our planet forever. D. It caused almost 90% of all life on Earth to die out. ...
结果1 题目 1. What might happen after a star dies? A. The Earth might be hit by the star. B. Its gravity might totally disappear. C. The star might become a black hole. D. The sky might become much darker. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏 ...
researchers have calculated that there are probably thousands of tons of earth rocks on the moon just waiting to be found.And if we could find, say, some 4.2, 4.3 billion year old earth rock there, it happened to contain evidence of life.Well, that would tell us something amazing, wouldn...
To understand what happened to these comets during their transformation and journey through the Solar System, Louis d'Hendecourt and Grégoire Danger have taken an original approach, which doesn't require long and costly interplanetary travel. More a trip in a test-tube.为了了解这些彗星在太阳系的...
Just as often as the boy in the little room turned the spinning wheel had the great wheel murmured, before the age could again call forth marble gods equal to those he afterwards formed. “Years have passed since all this happened,” the Moon went on to say. “Yesterday I looked upon ...
Earthquakes are defined as a shaking of the earth's surface that occurs after a release of energy in the earth's crust (壳). Because the earth's crust is made up of numerous plates that are constantly moving slowly, shakings can occur and result in small earthquakes. Most earthquakes...
It was what happened after the copper ore was extracted from the mines. It was a process called heap roasting. Copper ore contains sulfur. And heap roasting was a way to burn away the sulfur in the copper, so they’d be left with something closer to pure copper. ...
This is how the earth began to show its special qualities.”可知水一直存在于地球上是地球与其他星球的不同。故选B。 2.考查细节理解。由“It allowed the earth to dissolve harmful gases, which had become part of the earth’s atmosphere, into the oceans and seas. That made it possible for ...
The movie After Earth (2013, directed by M. Night Shyamalan) takes place following a massive planetary extinction event and various other calamities that have forced humans to flee the planet. The film begins 1,000 years after humanity's departure. The remaining organisms have evolved to treat ...