Earth's Systems

A measurement of an earthquake's strength is called it’s _____.

The _____ is the point below Earth’s surface which breaks and triggers an earthquake.

The relatively soft layer of the upper mantle is the _______.

Name the two types of quiet eruptions.

Label point B.

The _________  is the arrival time difference between the first P-wave and the S-wave.

Label point 2.

Wegener had all of the following evidence EXCEPT _____.

Label point D.

Label point E..

Label point 3.

All are types of seismic waves EXCEPT

The _________________ includes all of the crust and the upper part of the mantle.

Label point C.

When two plates collide, what determines which plate comes out on top?

The point on the surface directly above the focus is the  _________________.

How do underwater mountain ranges form?

Label point 1.

Label point A.

A(n) ____ eruption has magma that flows easily with gases bubbling out gently.

A ? is a string of islands created by volcanoes near boundaries where 2 oceanic plates collide.

The ______________  is the point below Earth’s surface which breaks and triggers an Earthquake.

The layer of rock that forms Earth’s outer “skin” is the __________________.

List the three MAIN layers of Earth.

What is the name of the process that continually adds new material to the ocean floor?

Label point 4.

Identify the THREE  layers the mantle is divided into.

A  __________________ boundary is a boundary between two plates that move away from each other.

Breaks in Earth’s crust where rocks have slipped past each other are called _________________.

All are types of heat transfer that occur in Earth’s processes EXCEPT.