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How old are dinosaur fossils?
Usually a fossil needs to be at least 10,000 years old. However, there is more than just age to a fossil. Fossils are often made of sediment and rock that has taken the shape of the object. Therefore, it is just just old, it is also mineralized.
How old are most sedimentary rocks?
most fossils are 20 to 40 million years old
Are fossils young compared to the age of the Earth?
The oldest fossils found are considered to be from the late Archean period which ended 2500 million years ago. By contrast, the Earth is believed to be 4500 million years old. So, though both dates are amazingly old, the Earth is definitely older than the fossils.
Where are the oldest fossil located?
The worlds oldest fossils were found in an ancient beach in Austrila, they are 3.4 billion years old and are fossils of cells. They have no bones and are mineralized spheres.
Is a fossil a once living thing?
Yes. All fossils were once living things. They are usual 10,000 + years old.
What is the age of fossils?
Fossils have been found with ages from a few tens of thousands of years old to roughly three billion years old.
Is a limestone bed containing fossils that are 550 million years old older than a bed of sandstone containing fossils that are 400 million years old?
550 million years old
How old are the fossils from the Silurian period?
Fossils from the Silurian Period are between 443.7 and 416 million years old.
How old are the cro magnon's fossils?
Up to 35,000 years old.
Which isotope is useful for dating wood and charcoal that is less than 75000 years old?
carbon- 14
When did the first fossils form?
The oldest known fossils are up to 3.5 billion years old.
How old are dinosaur fossils?
Usually a fossil needs to be at least 10,000 years old. However, there is more than just age to a fossil. Fossils are often made of sediment and rock that has taken the shape of the object. Therefore, it is just just old, it is also mineralized.
How old are the fossils in the apex chert of Australia?
Approximately 3.465 billion years old
How old are the oldest homo sapiens sapiens fossils found?
The oldest Homo sapiens sapiens fossils found are approximately 300,000 years old. These fossils were discovered in Jebel Irhoud, Morocco.
A type of trilobite is used as an index fossil. These fossils were made about 540 million years ago. A scientist finds a trilobite fossil in layer 5 in the diagram below?
Whats the answer everyone?
What can the scientist conclude about these birds?
Fossils in layer 5 are less than 540 million years old.
What is the age of fossils found in west Serengeti Tanzania?
5,000,000,000,000 years old
