Earths Interior
Earths Layers
RANDOM
Boundaries
Unit Review Vocab Terms
100

Which of the following layers of Earth has the greatest density?

What is the Inner Core?

100
What is Earths thin, outer shell called?
Crust.
100

Who created the Continental Drift Theory?

Alfred Wegener

100
FREE

100

100

What is density?

Opinion

200

Tell me the arrival order of the three types of seismic waves.

P waves, S Waves, then Surface Waves

200
What is the compositional layer below the crust?
Mantle.
200
What evidence supports continental drift?
The shapes of continents, rocks and fossils, and climatic evidence.
200

What layer(s) are/is included in the asthenosphere? What is the consistency like?

The upper mantle and is plastic like.

200
What is the process by which a new sea floor forms?
Sea Floor Spreading
300
What do P waves travel through?
Solids, Liquids and Gases.
300
What is at the center of the Earth and contains very dense materials?
Core.
300

What are the two elements that earths core are made up of?

What are Iron and Nickel.

300
How does a convergent boundary form?
When tectonic plates move toward each other and collide.
300

What is the process of one plate sinking below another?

Subduction.

400

What do S waves travel through?

Liquids.

400
Which layer is liquid due to very high temperatures?
Outer Core.
400

What is a "Shadow Zone" ? and WHY?

Where there is no seismic activity, due to the earth's core deflecting waves in other directions.

400
How does a divergent boundary form?
When two tectonic plates move away from one another.
400
What is a chain of volcanic mountains called?
Volcanic Arc
500
What is the vocabulary term for when earthquakes release waves of energy that travel through rock?
Seismic Waves
500
Which layer is under more pressure and is solid?
Inner core
500

How many major continental plates are there?

7 plates

500
How do transform boundaries form?
When two tectonic plates can move past one other in opposite directions.
500

Where does an Earthquake begin?

At the Epicenter.

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