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Index fossils are the remains of organisms that lived during a very specific and well-defined time span, and are able to be recognized from various, distant locations; hence, they are usually marine invertebrates like trilobites or ammonites. They are able to provide a means of dating fossils found with them or in layers above and below them.
What else can I help you with?
What is a sentence for paleontologist?
paleontologist have discovered a fossil of a strange creature.
How do you use the word paleontologist in a sentence?
Ex: The paleontologist carefully brushed dust off of an ancient fossil.
A fossil that is used to date surrounding rock layers is?
This is called an index fossil.
What can a paleontologist tell from a fossil of a dinosaur footprint?
the shape and size...
What can paleontologist tell from fossil footprint of a dinosaur?
the shape and size...
A paleontologist find a plant fossil that shows evidence of cuticle what can the paleontologist conclude?
It was a land plant.
What would a paleontologist use to measure the length of a fossil?
Depending on the size of the fossil, anything from a micrometre to a metre.
Who studies fossil?
All the sixth graders studied fossils.
Why are index Fossil helpful for performing relative dating?
Because they give us the best estimate of how old all the other fossils are in that sedimentary layer.
What is fossils organisms that lived a short period of time called?
They are called index fossils.
What must be true for a fossil organism to be useful as a index fossil?
The absolute age of the index fossil was determine by radioactive dating or another absolute method
What two things make a fossil an index fossil?
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