Amplify Plate Motion Final Test

Front

Which statement best describes Earth's outer layer beneath the surface?

Back

Underneath both the soil and the ocean, Earth's outer layer is made of hard, solid rock.

Front

Which diagram shows what happened when two plates moved apart?

Back

Diagram D: Soft rock from underneath rose and hardened, adding rock to the edges.

Front

Fossil remains of Lystrosaurus have been found in India and South Africa. They lived on land and couldn't swim. Now there's an ocean between these fossils. What explains how they got so far apart?

Back

India and South Africa are on different plates that slowly moved apart as rock was added to the edges over millions of years.

Front

What would a vertical cross section of a potted plant look like?

Back

D

Front

Where will geologists find hard, solid rock?

Back

Under both 1 and 2, because Earth's entire outer layer is made of hard, solid rock.

Front

Which diagram shows two plates moving toward each other?

Back

Diagram C: One plate goes under the other into soft rock.

Front

Similar rock formations have been found in Brazil and South Africa. What could explain how these rocks got so far apart?

Back

Brazil and South Africa are on different plates. The plates slowly moved apart as rock from underneath was added to the edges over millions of years.

Front

Patterns on the map show that...

Back

volcanic activity and earthquakes happened in similar areas.

Front

What is Earth's outer layer like beneath the surface?

Back

Underneath both soil and ocean, it's hard, solid rock.

Front

Dr. Bailey is studying two plates that used to be next to each other but are now far apart. Which diagram shows what is found between these plates?

Back

Diagram A: Soft, solid rock from underneath the plates rose and hardened, adding solid rock to the edges of both plates.