The Restless Earth

Plate Tectonics

100

This is the type of boundary in which two plates move away from each other? 

Divergent Boundary 

200

This is the type of boundary in which two plates collide?

Convergent Boundary

300

This is a break in the Earth's crust that causes blocks of rock to move?

Fault

400

The name given to all of the continents that were once connected together, which means "all earth."?

Pangaea

500

This is the process when molten rock rises from inside the Earth, cools down, and hardens to form new oceanic crust. 

Sea Floor Spreading 

Layers of the Earth

100

This is the layer of the earth that is located at the center and is made up of iron and nickel?

Core (Inner)

200

This is the layer of the Earth that contains the crust and the upper part of the mantle where the tectonic plates are located?

Lithosphere

300

The outermost solid layer of the Earth?

Crust

400

The layer of the Earth that contains the most mass and is located between the crust and the core?

Mantle

500

This layer of the Earth is made up of liquid iron and nickel? 

Outer Core

Volcanoes

100

This is melted rock that is located beneath the surface of the Earth? 

Magma

200

This is melted rock that has reached the surface of the Earth after erupting from a volcano?

Lava

300

This is the opening of a volcano?

Vent

400

What is the name of the area known as an area for frequent volcanic eruptions? 

Ring of Fire

500

Any volcano that has not erupted over the course of a long time is called a ____________ volcano? 

Dormant 

Mountains

100

This is the process in which rocks deform or change shape when under stress?

Deformation 

200

This occurs when rock layers bend upward due to stress?

Folding

300

This is stress that pulls or stretches rock apart?

Tension

400

Which type of tectonic plate boundary would collide and cause a mountain to form?

Convergent

500

Rocks on the surface of the Earth are pulled apart by the movement of what?

Tectonic Plates

Earthquakes

100

The location within the Earth where an earthquake's first motion takes place?

Focus

200

These are vibrations that cause ground motions during an earthquakes?

Seismic Waves

300

This is the measure of energy released by an earthquake?

Magnitude

400

This is the effects of an earthquake and how it is felt by the people on the surface of the Earth?

Intensity

500

This is the point on the Earth's surface directly above the focus where the earthquake's energy is released?

Epicenter