Earthquakes and Volcanoes

Before lava reaches the surface, the molten material is called ?

The type of volcano that erupts and the then the top of the volcano will collapse on itself.

Yellowstone erupted thousands of years ago, but can erupt again.  The volcano is considered

There are many small earthquakes near Mt. St. Helens, what can be inferred?

What determines whether a volcano is going to be quiet or explosive?

The area of a volcano where the ash and lava will actually come out.

The San Andreas fault is home to a lot of Earthquakes - What type of plate boundary is there?

The area above the ground where an earthquake begins is known as?

The point beneath the surface where rock breaks and an earthquake starts is the.

The main hazard from a quiet volcanic eruption is ...

There is an Earthquake that occurs near Rushville, what does this tell us about the crust?

Type of plate boundary that builds volcanoes and can be found at the mid ocean ridge.

What does a seismograph tell us?

All Earthquakes will occur on a 

Which two types of volcanoes will or can be very explosive?

Mountain ranges and some volcanoes will be formed at what type of boundary?

The type of Volcano that is in Hawaii, which is slow moving with gently sloping sides.

What are the first waves to arrive at a given location after a earthquake?