Earth History EOG

Front

What process most likely accounts for the major increase in atmospheric carbon dioxide over time?

Back

Increased use of fossil fuels.

Front

Which organism is from the same time period as the Ammonite fossil?

Back

Brachiopod.

Front

What can be concluded if dinosaur fossils are found in the bottom rock layers and mammal fossils in the middle?

Back

Dinosaurs lived on Earth before the mammals.

Front

What is the order of rock layers and fault from oldest to youngest if the layers are T, S, V, R, Q?

Back

T, S, V, R, Q.

Front

What represents a calendar of Earth’s history based on evidence found in rocks, fossils, and ice cores?

Back

Geologic time scale.

Front

What is the law of superposition?

Back

In undisturbed rock layers, the oldest layers are at the bottom and the youngest are at the top.

Front

What is the significance of fossils in understanding Earth's history?

Back

Fossils provide evidence of past life and help date rock layers.

Front

What is the geologic time scale?

Back

A system of chronological dating that relates geological strata to time.

Front

What are plate tectonics?

Back

The theory that Earth's outer shell is divided into several plates that glide over the mantle.

Front

What is the difference between a fault and a fold in geology?

Back

A fault is a fracture in rock where movement has occurred, while a fold is a bend in rock layers.