Plate Tectonics

Why do most earthquakes and volcanos occur in areas of the Pacific Ocean called Ring of Fire?

What landform is created when two continental plates collide?

This is a diagram of the mid-ocean ridge.  What is causing the ridge to spread apart?

How does magma affect the ocean floor?

On land, when two plates move away from one another, which landform results?

The mid oceanic ridge of this cross section best represents which plate boundary?

Collisions between oceanic plates and continental plates result from what?

Earthquakes can happen far off the coast. What can also happen with this type of earthquake?

A boundary where two plates come together, or collide, is called a

Which explains identical rock types, fossils, and mountains found on land separated by the sea?

What causes the crustal plates of the earth to move?

Fern fossils have been found in S. America, Africa, Asia, & Antarctica. Why?

The theory of plate tectonics attempts to explain the

Which statement is true about tectonic plates?

An earthquake is caused by sudden shifts in which of the following layers of Earth?

How are earthquakes most likely to occur?

In the diagram, which event occured at line XY?

What kind of boundary is at a mid ocean ridge?

Which feature would be very unusual if it were found somewhere on Earth's surface?

The crustal plates of Earth move due to being dragged along with

Which number pair shows convection currents?

When two tectonic plates slip or slide past one another, what type of boundary is it called?

Why would this mountain near a tectonic plate boundary continue to increase in elevation?

Based on the illustration, which 2 continents provide the best argument for the continents once being connected?

The image shows convection currents. Where are the rocks the hottest?

What theory explains the change in the position of the continents during Earth's history?

How is the movement of the two continents shown best explained?

Which describes the relationship between earthquakes and volcanoes?