The period where dinosaurs were wiped out.

The time where the biggest mass extinction event occurred where oxygen was removed from oceans, and desertification of land.

This is said to be the new epoch that we are now living in.

The principle of relative dating where younger rocks cut through the faults/fractures of preexisting rocks.

Disturbance of the sequence where tilted strata overlain by a more younger and horizontal layer.

Type of fossilization where aragonite undergoes change to form calcite.

Which event cannot be determined by absolute and relative dating techniques?

This is also known as guide fossils or a “cheat sheet” to identify fossils easily.

The eon where oxygen begins to accumulate in the atmosphere and means “earlier life”.