2019年1月13日 托福考试内容回忆: Attempts at Determining Earth’s Age 大致内容 By Natural process: deposit rate of sediment,有人通过测海水盐分来计算,尽管可能有问题,但是得出这种方法More ancient than former think很多名人也支持,因为符合他们biology方面的结论。 以上就是为大家整理的“新托福阅读题目:Attem...
2018年11月4日 托福考试内容回忆: Attempts at Determining Earth’s Age 早期人们有几种方法可以测算地球的年龄,但是结果不令人满意,因为很多都是基于猜测的。后来有个人发现放射性元素后根据半衰期计算出一块岩石的年龄,这项发现结果惊人,因为岩石的年龄比之前任何一次测算的地球年龄都要久远。但是,另一个科学家发现...
结合待插入句大意“更重要的是，CL的进化方法本质上是有限的，因为地球早在生命和进化开始之前就存在了...
Paragraph 1:Since the dawn of civilization, people have been curious about the age of Earth. In addition, we have not been satisfied in being able to state merely the relative geologic age of a roc…
Attempts at Determining Earth's Age Paragraph 1:Since the dawn of civilization, people have been curious about the age of Earth. In addition, we have not been satisfied in being able to state merely the relative geologic age of a rock or fossil. Human curiosity demands that we know...
Paragraph 1:Since the dawn of civilization, people have been curious about the age of Earth. In addition, we have not been satisfied in being able to state merely the relative geologic age of a rock or fossil. Human curiosity demands that we know act
Paragraph 2:Geologists working during the nineteenth century understood that if they were to discover the actual age of Earth or of particular rock bodies, they would have to concentrate on natural processes that continue at a constant rate and that also leave some sort of tangible record in the...
1、Attempts at Determining Earths AgeSince the dawn of civilization, people have been curious aboutofEarth. In addition, we have not been satisfied in being able to sate merely therelative geologic age of a rock or fossil. Human curiosity demandsknow actual age in years.t weGeologists working...
TF172-Determining the Ages of the Planets and the Universe 322023-03 2 TF171-Attempts at Determining Earth’s Age 482023-03 3 TF170-Early Modern Industrialization 382023-03 4 TF169-Early Research in Organic Chemistry 322023-03 5 TF168-Economic Decline in Europe During the Fourteenth Century 63...
it might be possible to calculate the ocean’s age in 1899, Irish geologist John Joly (1857-1933) attempted the calculation. From information provide by gauges placed at the mouths of streams. Joly was able to estimate the annual increment of salt to the oceans. Then, knowing the salinity ...