Where does sea-floor spreading occur?

What causes the movement of the lithospheric plates?

The process by which the ocean floor sinks into the trenches and back into the mantle is called...

What is the name of the single giant landmass that existed 250 million years ago?

Which of the following ARE pieces of evidence used to support the continental drift theory?

The theory that states that the continents were once joined into a single landmass that has since broken apart.

What is the name of the German geologists who first came up with the idea of continental drift?

What is formed when 2 plates diverge or move apart in the ocean?

What volcanic mountain range in South America was formed when an oceanic plate and a continental plate collided?

What famous mountain range was formed when the Juan de Fuca plate subducted beneath the North American plate? What famous volcano is located there?

What famous mountain range was formed when the Eurasian Plate collided with the Indian plate?

What are the two types of crust that make up lithospheric plates?

What type of boundary formed the Great Rift Valley in Africa?

What is the name of the process that creates new ocean floor?

What type of plate boundary is the San Andreas Fault in California?

Where does subduction occur?

What part of earth do the lithospheric plates float on?

The ____________________ is a record of the life forms and geologic events in Earth's history.

Earth's geologic time line is divided into four major eras. They are (in order from oldest to youngest)

The law that states that the youngest rock layer i on top and the oldest rock layer is on the bottom is called....

The process of determining the absolute age of rocks

The age of rocks compared with other age of rocks

Fossils used to determine the age of of fossils around it or rock layers.

A hardened layer of magma beneath the Earth's surface

A hardened layer of magma on the Earth's surface

A crack in the Earth's crust caused by plate movement

The study of planet Earth and all of the processes that create Earth's features such as mountains, valleys, islands, etc. is known as.....

The two types of forces that either create or destroy Earth's landforms are _____________________ and _______________________,

The movement of materials away from place by wind, water, ice and gravity is known as __________________.

A destructive force that breaks down rock into smaller pieces called sediments is called ___________________________.

The placement of new material in a new place is known as ____________________________.

The three types of rocks found at or below the Earth's surface are _______________________. Choose all that apply

In order for any rock to become a sedimentary rock, it must first undergo....

The continuous process by which rocks are created, changed from one form to another, destroyed and then formed again is known as _______________________________.

What type of boundary is shown in the picture?

What geological event occurs at this type of boundary?

What type of boundary is shown in the diagram?

What process occurs at this boundary?

What type of boundary is shown in the diagram?