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The oldest rocks in the world can be found in which of these regions?
- a)Western Australia
- b)Southern Europe
- c)North America
- d)Eastern Asia
Correct answer is option 'A'. Can you explain this answer?
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The oldest rocks in the world can be found in which of these regions?...
Oldest Rocks in the World
The oldest rocks in the world are found in Western Australia.
Evidence
- The rocks in Western Australia are known as the Jack Hills group and have been dated to be 4.4 billion years old.
- These rocks were formed during the Hadean Eon, which lasted from the formation of the Earth around 4.6 billion years ago to the beginning of the Archean Eon around 4 billion years ago.
- The rocks contain tiny zircon crystals which have been used to determine their age.
- The zircon crystals have been found to be up to 4.4 billion years old, making them the oldest known rocks in the world.
Importance
- The discovery of these rocks in Western Australia has important implications for our understanding of the early Earth.
- It suggests that the planet was able to cool and solidify much faster than previously thought.
- It also suggests that conditions on the early Earth were more hospitable for life than previously thought, as life is believed to have emerged around 3.5 billion years ago.
Conclusion
In conclusion, the oldest rocks in the world are found in Western Australia and are known as the Jack Hills group. These rocks have been dated to be 4.4 billion years old and contain tiny zircon crystals which have been used to determine their age. The discovery of these rocks has important implications for our understanding of the early Earth and the emergence of life.
The oldest rocks in the world are found in Western Australia.
Evidence
- The rocks in Western Australia are known as the Jack Hills group and have been dated to be 4.4 billion years old.
- These rocks were formed during the Hadean Eon, which lasted from the formation of the Earth around 4.6 billion years ago to the beginning of the Archean Eon around 4 billion years ago.
- The rocks contain tiny zircon crystals which have been used to determine their age.
- The zircon crystals have been found to be up to 4.4 billion years old, making them the oldest known rocks in the world.
Importance
- The discovery of these rocks in Western Australia has important implications for our understanding of the early Earth.
- It suggests that the planet was able to cool and solidify much faster than previously thought.
- It also suggests that conditions on the early Earth were more hospitable for life than previously thought, as life is believed to have emerged around 3.5 billion years ago.
Conclusion
In conclusion, the oldest rocks in the world are found in Western Australia and are known as the Jack Hills group. These rocks have been dated to be 4.4 billion years old and contain tiny zircon crystals which have been used to determine their age. The discovery of these rocks has important implications for our understanding of the early Earth and the emergence of life.
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Community Answer
The oldest rocks in the world can be found in which of these regions?...
Correct answer should be option (c) as the green stone rock found in the greenland is 3.8 billion years old.
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The oldest rocks in the world can be found in which of these regions? a) Western Australiab) Southern Europec) North Americad) Eastern AsiaCorrect answer is option 'A'. Can you explain this answer?
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The oldest rocks in the world can be found in which of these regions? a) Western Australiab) Southern Europec) North Americad) Eastern AsiaCorrect answer is option 'A'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about The oldest rocks in the world can be found in which of these regions? a) Western Australiab) Southern Europec) North Americad) Eastern AsiaCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The oldest rocks in the world can be found in which of these regions? a) Western Australiab) Southern Europec) North Americad) Eastern AsiaCorrect answer is option 'A'. Can you explain this answer?.
The oldest rocks in the world can be found in which of these regions? a) Western Australiab) Southern Europec) North Americad) Eastern AsiaCorrect answer is option 'A'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about The oldest rocks in the world can be found in which of these regions? a) Western Australiab) Southern Europec) North Americad) Eastern AsiaCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The oldest rocks in the world can be found in which of these regions? a) Western Australiab) Southern Europec) North Americad) Eastern AsiaCorrect answer is option 'A'. Can you explain this answer?.
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