Brown 3rd Nine Weeks

Which of the following is NOT part of a volcano?

Epicenter is directly below the focus.

Which of the following is NOT part of a volcano?

Epicenter is the point on the surface of the Earth which is the center of an earthquake.

When continental plates pull apart at a divergent boundary on land a ___ forms.

The boundary where two plates are pulled apart causing trenches?

The focus is directly above the epicenter.

The epicenter is the point directly above the focus where an earthquake begins.

A collision between two pieces of continental crust produces a

Mid-Ocean Ridges are

A place where two plates slip past each other, moving in opposite directions, is known as

Most geologists think that the movement of Earth's plates is caused by

The focus is the point where the rock breaks causing an earthquake.

A major volcanic belt that circles the Pacific Ocean is called the ___.

What type of instrument records and measures an earthquake's seismic waves?

When a continental plate collides with an oceanic plate ___ occurs.

Any trace of an ancient organism that has been preserved in rock is called a

What is the smoke and ash that occurs after an explosive eruption?

The formation of volcanoes and mountain ranges can be explained by the Theory of ___.

The shaking that results from the movement of rock beneath Earth's surface is called a(n)

What is Pangaea?

What technology did scientists use in the mid-1900s to map the mid-ocean ridge?

Which type of wave vibrate from side to side?

Alfred Wegener proposed the Theory of ___.

Which of the following can cause damage days or months after a large earthquake?

Tectonic plates are cracks in the ___ that move because of convection currents.

What rates the magnitude of an earthquake based on seismic waves?

When the ocean floor sinks beneath a deep-ocean trench and back into the mantle is ___.

Before lava reaches the surface, the molten material is called