FINAL REVIEW 2nd 9 weeks

Front

What provides evidence that the distribution of Earth's oceans has changed over time?

Back

Marine fossils on land masses.

Front

When did episodes of rapid speciation commonly take place according to the fossil record?

Back

Following mass extinctions.

Front

Where would the oldest fossils be found in a diagram of fossils?

Back

On the bottom.

Front

What are the preserved remains or traces of living things called?

Back

Fossils.

Front

What geologic feature forms when oceanic tectonic plates subduct beneath a continental tectonic plate?

Back

Ocean trench.

Front

What is the process called when one tectonic plate moves under another?

Back

Subduction.

Front

What is a fossil?

Back

A fossil is the preserved remains or traces of living organisms from the past.

Front

What is the significance of marine fossils found on land?

Back

They indicate that land and sea distributions have changed over geological time.

Front

What is the relationship between mass extinctions and speciation?

Back

Mass extinctions create opportunities for rapid speciation in the aftermath.

Front

What type of geological feature is a mid-ocean ridge?

Back

A mid-ocean ridge is a divergent boundary where tectonic plates move apart.