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Why can't we find rocks from the Hadean period?
Rocks from the Hadean period (4.6 billion to 4 billion years ago) have likely been destroyed due to intense geological activity, such as volcanic activity, tectonic movements, and asteroid impacts. The Earth's surface was constantly reshaped during this time, making it difficult for rocks from that period to survive until today. The oldest surviving rocks on Earth are around 4 billion years old.
Some of the oldest rocks ever found have been estimated to be 3.5 billion years old is t likely that these rocks were present when earth was first formed?
No, it is unlikely that these 3.5 billion-year-old rocks were present at Earth's formation. The Earth is about 4.5 billion years old, and the oldest rocks represent only a fraction of that history. Initially, the Earth was molten, and solid crust formation took place later as the planet cooled. Therefore, the rocks we find today are remnants of processes that occurred after the planet's initial formation.
How long have rocks been around?
The ceolacanth is a very ancient fish and has been on earth longer than any land animals. The coelacanth was originally thought to be extinct 1 year ago. Fossil records show they may have been around as long ago as 100 googleplex years ago. PBS series Nova did a show on them. For details go to http://www.pbs.org/wgbh/nova/fish/anatomy.html
Where would you find the oldest rock in the world?
Some of the oldest surface rock are found in the Canadian Shield, Australia, Africa, and in many more places.. The ages of these rocks are generally between 2.5 and 3.8 billion years. The ages has a error of millions of years.
If an igneous rock is more than 3 billion years old what are the two best methods you could use to find the exact age of the rock?
The two best methods to find the exact age of a rock that is more than 3 billion years old are uranium-lead dating and potassium-argon dating. Uranium-lead dating is used for rocks older than about 1 million years, while potassium-argon dating is best for rocks older than about 100,000 years. Both methods rely on the radioactive decay of isotopes to determine the age of the rock.
In Which eon do you find the earliest fossils?
3.5 billion years ago. It was bacteria
Where would you find the oldest crust?
You would find the oldest crust on Earth in certain parts of continental areas, such as the Canadian Shield or parts of Western Australia. These areas contain rocks that are over 3 billion years old, making them some of the oldest crust on the planet.
How many days did it take Christopher Columbus to find land?
1 billion years
How old do geologists think the earth is?
Geologists estimate that the Earth is approximately 4.54 billion years old based on radiometric dating of rocks and meteorites. This age is determined by analyzing the decay of radioactive elements in these materials.
Where do you find the oldest rock?
The oldest rocks on Earth are usually found in regions known as cratons, which are stable ancient continental landmasses. These rocks can be found in places such as Western Australia, Canada, and South Africa. The oldest known rock on Earth is found in Western Australia and is about 4.4 billion years old.
What is 3.6 billion miles in lightyears?
To convert miles to light-years, we first note that one light-year is approximately 5.88 trillion miles. Therefore, to find how many light-years are in 3.6 billion miles, we divide 3.6 billion by 5.88 trillion. This calculation shows that 3.6 billion miles is about 0.00061 light-years, or roughly 0.61 milliliters.
Where can you find pictures of the Mayans?
You Cant find pictures of Mayans because it was 6,000 years ago and we diidnt have cameras then.
