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What three eras do scientists divide the past 542 million years?
Wiki User
∙ 10y ago
i believe that there was only one era that covered the last 542 million years which was the phanerozoic period
Wiki User
∙ 10y ago
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How long ago was the earth all one piece of land?
Scientists believe that Pangaea was split apart 200-250 million years ago
When did the mesozoic era occur?
The Mesozoic era took place 252. 17 million to 66 million years ago. The three major periods that make up the Mesozoic era are the Triassic, the Jurassic, and the Cretaceous periods.
What is the average age of oceanic crust?
The oceanic crust is the outermost layer of the lithosphere of the Earth. Scientists have estimated that its average age is around 200 million years.
What will happen if Pangaea reformed?
Pangaea will reform in a few million years. Scientists believe it will look like one giant landmass with a single sea in the middle.
How did Pangaea get its name?
Pangaea got its name because Pangaea was a supercontinentthat used to exist during the late Paleozoic eras, forming about what "scientists" say three million years ago...However, the earth is only about 6,000 years old so wherever scientists got that theory from....who knows? I don't think that supercontinents are real and that there was a paleozoic era...This is what my school lesson says.....I hope someone has a better answer than this because it is far from true.
How many years is 3 million years?
There are three million years in three million years that is written 3,000,000. There are 36,000,000 months or 156,532,371 weeks or 10,957,266,000 days in three million years.
How do scientists know that the sun is a million years old?
A million? The age is over 4 billion years.
How have scientists reached their prediction of about a million years?
Yes, It turned out that 'about a million years' was actually a million years. It was close because it was almost 999,999 years but then they decided to round up.
When did butterflies evolve?
scientists say about 300 million years ago
What term do scientists apply to the Cenozoic era?
It is sometimes considered the "Age of the Mammals".
How many thousands of years ago is .3 million years?
.3 is the same as three tenths. Three tenths of one million is three hundred thousand years.
How many thousands of years ago is 3 million years?
One million is one thousand thousands. Three million is then three thousand thousands.
How old would you be if you lived for one million days?
You would be a million days old. To change that to years divide by 365 = 2,739 years
How old do Scientists think that your universe is?
they beleive it to be from 45 million years old
What is 1 million hours about?
If you divide that by 24, you have the equivalent in days. If you divide the result of that by 365, you get the approximate equivalent in years.
How many years is one million minutes?
Divide the number of minutes by 60 to convert to hours, then divide the result by 24 to convert to days, and finally divide that by 365.25 to convert to years.
How long ago do scientists think that the continents began to separate?
200 million years
