what is used to determine the age of fossils?
Conifers Sediment calcite skull loose soil cracking exoskeleton isotopes
A B C D E F G H
Radioactive isotopes are commonly used for dating .
isotopes are used to determine the age of fossils
what is used to determine the age of fossils? (A) Conifers (B) Sediment (C) calcite (D) skull (E) loose soil (F) cracking (G) exoskeleton (H) isotopes