Understanding and Describing: The Fossil Record Crossword

This printable crossword puzzle on the topic of Rocks & Minerals has 12 clues. Answers range from 6 to 22 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

A impression of a prehistoric organism or evidence of an organism left in rock
A hollow impression of the fossil, can be filled in
A filled in impression of a fossil
Someone who Studies Fossils
Comparing an elements decay rate to its decay, and estimating its age
A precise estimate on the age of an object or organism
Comparing the age of one thing to another
Natural events happening now, happened in the past too
Sedimentary layers above a layer are younger, and below are older
history of life, based off of the fossils found in the Earths rock.
Fossil where the entire body is fossilized, including Soft tissue
Fossils that show evidence of a prehistoric creature, like footprints