What disaster is the vibration of Earth

produced by the rapid release of energy?

What disaster is a mound of material that is extruded to

the Earth's surface from a vent that is connected to a

magma chamber via a feeder conduit?

What disaster is triggered by an earthquake; it

occurs where a slab of the ocean floor is

displaced vertically along a fault?

What disaster is a mass of snow, ice, and

rocks falling rapidly down a mountainside?

What type of magma has the

highest temperature?

The fresh stuff

Rhyolitic

Lava

Andesitic

Basaltic

Foreshocks are small earthquake that

follow the main quake

Aftershocks follow,

Foreshocks precede

Which earthquake scale measures intensity

by describing the damage?

A volcano on a divergent boundary with

andesitic magma will explode.

Shield volcanoes form on divergent boundaries

The name for what the top side of a

volcano after an eruption

1. Lapilli

2. Tephra

3. Ash

4. Bombs

5. Blocks

A. Hard fragments

B. Smallest tephra

C. Little stones

D. Material ejected from volcanoes

E. Partially melted fragments

Match the pyroclastic material

with its definition

Volcanoes are found…

None of the above

Parallel to oceanic trenches

Over hot spots originating from the mantle

Along ocean ridges

All of the above

How do we prevent large avalanches?

What is the name of this scale?

What are avalanches caused by?

What are some ways humans cause

avalanches?

Strategically placed missiles

Pressure from snow

Pressure from skiers

Bombs/explosives

All of the above

How are earthquakes predicted?

What type of waves help protect against

earthquakes?

Why do P waves help protect against

earthquakes?

If you feel an earthquake and live near

water you should:

It is not safe to be in a building

during an earthquake, and it is

better to be on high ground

incase there is a tsunami.

Explosive volcanoes have:

How do you find the magnitude of an

earthquake?