Vocabulary
Structure of the Earth
Types of Rocks
Plate Tectonics
Misc.
100
The thinnest layer of the Earth
What is the crust
100
There are ______________ main layers of the Earth.
What is four
100

Small pieces of sediment that are compacted togeter into a new rock

What is Sedimentary Rock?

100

When two plates slide past each other

What is a Transform boundary

100

The sudden, intense shaking of the Earth's surface caused by the release of energy in the lithosphere.

What is an earthquake?

200
A number of rigid, but moving, pieces of Earth's surface
What is tectonic plates.
200
The thickest layer of the Earth
What is the mantle.
200

Forms when hot magma or lava cools down and hardens

What is Igneous Rock?

200

When two tectonic plates move towards each other and collide

What is a convergent boundary?

200

What is the difference between magma and lava?

Lava is above ground, magma is under ground

300
The theory that all continents are fragments of Pangaea now drifting apart
What is the Continental Drift Theory
300

Plates float on top of the _______________________.

What is the Mantle

300

Pre-exsisting rocks that change into a new rock due to heat and pressure

What is Metamorphic Rock?

300

When two plates move away from each other

What is divergent boundary?

300

What is the name of the super continent before they shifted away from one another?

What is Pangea?

400

The reason something has occurred or is occurring.

What is causation?

400

What is the order of Earth's layers from center to surface?

Inner core, Outer core, Mantle, Crust

400

When lava cools above the surface of the earth, ________________is formed.

What is Extrusive Igneous rock?
400
This is the mechanism (what causes) the plates to move
What is convection cycles in the mantle
400

Two events happening together or at the same time, but not causing one another.

What is correlation?

500

Although the hottest layer of the Earth, this layer is solid metal

What is the inner core

500

The liquid layer of Earth's core

What is the outer core?

500

When lava cools and hardens under the surface of Earth, ________________ is formed.

What is Intrusive Igneous rock?

500

Long crack in the surface of the Earth where earthquakes usually occur

What is a fault line?

500

A measure of the total energy released at the source of an earthquake

What is magnitude?