Ch. 3 Geology of the Ocean

What usually determines the width of a continental shelf?

Which part of the core is solid?

In the 1600s, what Englishman proposed that the continents may have once been connected?

Where does seafloor spreading start?

This feature is found at the boundary of the shelf and includes an abrupt change in slope

A flat expanse found at the bottom of many ocean basins

What activity produces a lateral movement of crust?

Particles of corals, mollusks, and microscopic organisms make up

Who proposed a former supercontinent known as Pangaea?

What is B?

What is A?

Over time, these long mountain ranges form over a divergent plate boundary

The physical features of the ocean bottom are called

This bathygraphic feature is found at the edge of a continent, and they are generally flat.

What is the innermost layer of the earth?

A steep-sided formation that rises sharply from the bottom, underwater volcano

Continental fit, ages of rock, and fossils found on multiple continents all support the theory

Molten material located deep in the mantle that rises to form new crust

At what type of plate boundary will a subduction zone form?

Which bathygraphic feature contains the most sediment?

Another term for a trench

What is the outermost layer of the earth?

What plays a factor in the formation of a continental shelf?

Longitude is how far something is east or west of the

These form at divergent plate boundaries

Latitude is how far something is north or south of the _________________.

This is the thickest layer of the Earth

Plates move apart at this type of plate boundary

Tectonic Plates slide past each other in opposite directions at this type of plate boundary

What is C?

Sediments from living organisms

What is the world's deepest trench?

What is F?

What type of continental shelf can we expect here