science

An undersea mountain chain were new ocean floor is produced a divergent plate boundary under the ocean

The process by which molten adds new oceanic crust to the ocean floor

The process which oceanic sinks beneath a deep ocean trench and back into the mantle at a convergent plate boundary

an undersea valley that represents one of the deepest part of the ocean

a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.

A plate boundary where two plates move away from each other.

plate boundary where two plates move toward

A plate boundary where two plates move past each other in opposite directions

A force, the acts rock to change its shape or volume

Stress stash trenches rock show that a big comes thinner in the middle

stress, the squeezes rock until it folds or break

Stretch step pushes masses of Brock in opposite direction in a sideways movement

A break in earths crust, along which rock move or rock beneath the earth surface

The shaking of results from the movement

The measurement of an Earthquake strength based on the semantic wave on and movement along,

A giant wave usually caused by an earthquake beneath the earths ocean floor

The relative size of an extent of something

A weak spot in the crust where magma has come to the surface

A molten mixture of rock forming sentences gases in water from the mantle

Liquid magma that reaches its surface

An area where magma from deep within the mantle melts through the crust above

Term used to describe a volcano that is no longer active an unlikely to irrupt again

Term used to describe a volcano that is not currently active but to become active in the future

Working operative

made up of various parts of elements

alfred wegener

pangaea

animal fossils,plant fossils,rocks

valdivia earthquake which occurred in 1960 in the country of chile

about 250 million years ago