Question

which phrase describes the absolute age of a rock? does not provide an exact age is the number of years since it formed is the age compared to other rocks around it indicates whether it is younger or older than the rocks above it

Explanation:

Absolute age of a rock refers to the actual number of years that have passed since the rock formed. It is a specific measurement of time. Options like "does not provide an exact age" are incorrect as absolute age does give an exact age. "Is the age compared to other rocks around it" and "indicates whether it is younger or older than the rocks above it" describe relative age concepts.

Answer:

is the number of years since it formed