Exam 24: Geologic Time

Relative and absolute geologic times are combined to give the ______________ scale.

The Phanerozoic is a(n)

Petrified wood is a common type of ______________ fossil.

The Petrified National Forest is found in the state of

Which occurrence is associated with the demise of the dinosaurs?

We live in the epoch called the

The Pleistocene is a(n)

Eons are subdivided first into ______________.

A(n)______________ is any indication of prehistoric life preserved in rock.

A group of eras are called a(n)

The actual age of rock layers and geologic events is referred to as ______________ geologic time.

Carbon dating was used to establish the age of the Shroud of ______________.

The term age of ancient life is sometimes used to refer to the ______________ era.

The oldest era in the Phanerozoic eon is the ______________ era.

New material filling a mold forms a(n)______________ of the original shell or bone.

The Triassic is a(n)

The Holocene epoch began when

About how long ago was the last retreat of the glaciers from North America and Europe?

The Miocene is a(n)

The study of fossils is called