____________, lobe-finned bony fish, were common during the Late Paleozoic and were the closest ancestors of amphibians.
Category: Uncategorized
Who proposed the principle of fossil succession?
Who proposed the principle of fossil succession?
If the grains in a sedimentary rock are all roughly the same…
If the grains in a sedimentary rock are all roughly the same size, we describe that rock as:
What concept describes Earth’s crust as “floating” on denser…
What concept describes Earth’s crust as “floating” on denser underlying mantle?
The reason for trilobite extinction is well-understood.
The reason for trilobite extinction is well-understood.
Which of the following layers is NOT a part of the lithosphe…
Which of the following layers is NOT a part of the lithosphere?
During the Pleistocene, several massive volcanic eruptions o…
During the Pleistocene, several massive volcanic eruptions occurred in Yellowstone.
Which North American transgression and cratonic sequence occ…
Which North American transgression and cratonic sequence occurred first during the Paleozoic?
The principle of ____________ states that fragments of a roc…
The principle of ____________ states that fragments of a rock must be younger than the rock layer they are contained within.
Invertebrates are defined as animals with shells.
Invertebrates are defined as animals with shells.