Where is the epicenter located?

Earthquake waves that can travel only through solids:

Fastest earthquake waves

Earth's plates meet at boundaries.

Breaks in the crust called faults.

Plates slide past each other at convergent boundaries.

A rift valley forms where plates diverge on land

Ocean currents drive Earth's plates

Most transform boundaries, where plates move apart, occur along the mid-ocean ridges.

______ is a molten mixture of rock forming substances, gases, and water from the mantle.

When magma reaches the surface, it is called _____

Volcanic belts form along the boundaries of Earth's plates

Volcanoes can occur where two plates diverge, or converge.

The Pacific Rim features a belt of volcanoes known as _____

Volcanoes form along the mid-ocean ridges and _________ plate boundaries on land.

Converging oceanic plates can result in a string of volcanoes called _____

Volcanoes can occur where an oceanic plate is subducted beneath a continental plate.

An area where material from deep within Earth's mantle rises to the crust and melts to form magma

When magma erupts through the continental crust and reaches the surface, a _______ forms

What is the relationship between the location of volcanoes and earthquakes?

Where two plates collide and one is forced under the other is the ________.

Plates move at fault lines because of ______

Earthquakes and the ___________ happen at convergent boundaries?

What is the motion of Earth's plates at a transform boundary?

A seismograph measures

The seismograph uses 3 main devices:

Moment Magnitude Scale measures the amount of ______ released during an earthquake

Modified Mercalli Scale measures ______ of an earthquake

Richter Scale measures

Breaks and cracks in Earth's crust are called _______

This longest mountain chain in the world is formed at divergent boundaries.

Magma pushing up through the ocean floor, forming rocks, and pushing away from the mid ocean ridge:

The area where a heavier tectonic plate sinks beneath a lighter plate

Deep valleys formed at subduction zones

Formed on land where two plates are diverging.