IDNLearn.com provides a seamless experience for finding and sharing answers. Our platform offers reliable and detailed answers, ensuring you have the information you need.

Why are index fossils helpful?

A.Since they are only from a specific time period, the rock layer they are found in, and all
fossils within it, must also be from that time period. This helps scientists date fossils.

b. They are the only radioactive fossils and so help scientists find its specific age

c. They never break down, like other fossils, so they are a permanent glimpse into
history.


Sagot :

Answer:

A

Explanation:

Thank you for using this platform to share and learn. Keep asking and answering. We appreciate every contribution you make. IDNLearn.com has the answers you need. Thank you for visiting, and we look forward to helping you again soon.