No basement rock exists from the Archean or Proterozoic eons.
Blog
Which of the following best describes the movement along a d…
Which of the following best describes the movement along a divergent plate boundary?
Which division of Earth exists below the crust and above the…
Which division of Earth exists below the crust and above the core?
During ___________, soft-bodied organisms making up the Edi…
During ___________, soft-bodied organisms making up the Ediacaran fauna were fossilized in Australia.
The three categories of rocks are classified by ____.
The three categories of rocks are classified by ____.
In a sequence of undisturbed sedimentary rocks, the oldest f…
In a sequence of undisturbed sedimentary rocks, the oldest fossils will be ____.
____________, lobe-finned bony fish, were common during the…
____________, lobe-finned bony fish, were common during the Late Paleozoic and were the closest ancestors of amphibians.
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:
The reason for trilobite extinction is well-understood.
The reason for trilobite extinction is well-understood.