Plate Tectonics

Volcanoes are formed at a 

Wegener's idea that the continents slowly moved over Earth's surface is known as 

Which process or processes change the size and shape of the oceans

__ form long chains of mountains that rise up from the ocean floor

A mid-ocean ridge forms at a 

Where does subduction occur

Scientist use 2 main types of evidence to learn about Earth's interior. Which is not used? 

Which is not a way plates move

Part of the ocean floor sinks back into the mantle at __

A deep-ocean trench is formed by a

Which features form the longest mountain ranges on Earth

Which of the following are not found in the core

A rift valley is formed by a 

Breaks in Earth's crust where rocks have slipped past each other

Earth's crust/lithosphere is broken into __

The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle

Which of the following was not a part of Wegener's evidence to prove continents drift.

The process in which mid-ocean ridges continually add new material to the ocean floor is 

An earthquake is formed by a 

Is a layer of solid rock that includes  dry land and ocean floor. Outer layer of Earth. 

Overall the composition of continental crust is much like __

Which of the following is not a layer of the mantle. 

The deeper down inside Earth, the ___ the pressure.

Convergent boundaries 

Magnetic strips on one side of the mid-ocean ridge are __ of the other side. 

Which of the following is not a part of Earth's core

Transform boundaries

The temperature inside Earth ___ as depth increases

Divergent boundaries 

Which process adds more crust to the ocean floor

The composition of oceanic crust is much like the rock ___

 States Earth's plates are in slow,constant motions driven by convection currents in the mantle

Convergent boundaries

Mountains form at a

Wegener called the supercontinent or single landmass 

New crust is formed at 

__ results from a force pressing on an area