Plate Tectonics (Chapter 3) Griffins Roar!!!!!!!!!

A place where two plates collide into each other is a

What is a break in the earth's crust called?

What type of boundary formed the Mid-Atlantic Ridge?

What type of boundary formed the Cascade and Andes Mountain Ranges?

According to Wegener's hypothesis of continental drift

Subduction occurs where the oceanic crust bends down toward the mantle and

Is crust created or destroyed at a subduction zone?

The process of _______ keeps adding new crust to the ocean floor on both sides of a MOR.

Old oceanic crust is more dense than new oceanic crust because it is

Which direction do plates move in a convergent boundary?

Which scientist is associated with sea-floor spreading?

What types of evidences did Harry Hess use to support his theory of Sea-Floor Spreading?

A collision between two pieces of continental crust at a converging boundary produces a

What types of evidences did Wegener use to support his theory of Continental Drift?

The theory that states that pieces of Earth's lithosphere are in constant, slow motion is

Does this picture show a fault or a fold?

What type of boundary formed the Himalayan Mountains?

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

Where two plates are moving in opposite directions apart from each other it is a

What type of boundary is the San Andreas Fault Zone?

In sea-floor spreading, molten material rises from the mantle and erupts

What is the name of the super-continent that existed millions of years ago?

Does this picture show a fault or a fold?

A place where two plates slip past each other, moving in opposite directions laterally is a

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

Is crust created or destroyed at a M-O-R?

What type of boundary formed the Red Sea and Death Valley?

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

Which direction does crust move in a divergent boundary?

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