Earth's Structure

Drilling a hole to the mantle would be easier if you started drilling where?

Convection currents are powered by heat from

The word volcano comes from an ancient ___ god of ____named Vulcan.

The lithosphere is made of the upper mantle and the

Ocean trenches have ____ boundaries

In a _______, water spews from inside the earth

Wegener used ____ and ____ as evidence for his theory.

The lava of a volcano can be very

In a shield volcano the lava flows _____ and covers a ____ area

Converging plates can cause

Faults are located on/in

During an earthquake, the ___ is where the earthquake begins.

____ volcanoes are the most violent.

Molten rock rises to fill in gaps between plates. The effect of this is

Alfred Wegener's theory suggested that the ____ were moving very _____.

These currents are located under tectonic plates and cause them to move.

At _______ rocks are stretched to form a fault.

The inner core is made of

This volcano has jagged peaks and is cone-shaped.

All movements of plate boundaries and fault boundaries are the same.

The Pacific Plate ____ with other plates.

When one plate moves under another, ____ takes place.

The Ring of Fire is in the ___ Plate.

About how many inches per year does an average plate move?

Some evidence for moving plates comes from fossils because fish fossils have been found

These mountains are formed from divergent or convergent faults.

In _____ boundaries, plates move away from each other.

The only liquid layer of the earth is the

In a diverging fault, one block of land moves

An earthquake that registers a 6 on the Richter scale is more damaging than a