The principle of fossil succession is based on the fact that fossils ____.

As _____________ and ______________ separated, the Gulf of Mexico began to form.

A period of time missing from the geologic record is called a(n):

Magma is molten rock exposed on the Earth’s surface.

Jurisdiction is a legal concept relating to the authority of a court to hear and decide a case.

Archaeopteryx was a bird-like creature with reptile characteristics. This showed recent evolutionary traits as well as features from the ancestral group. This evolution mechanism is called:

The name ‘dinosaur’, meaning “fearfully great lizard”, was proposed by Charles Darwin.

District attorneys, state attorneys general, and U.S. attorneys are examples of:

What feature of birds has remained constant across all species over the Cenozoic?

The Cenozoic makes up the largest chunk or proportion of geologic time.