Plate Tectonics

These scientists study the forces that make and shape the earth

Density is

the place where two plate come together

Which is evidence of sea floor spreading

these features form at convergent boundaries

a place where two plates slip past one another moving in opposite directions

Who first proposed the theory of continental drift

The transfer of energy thru empty space is called

Continental crust consists mainly of the rock

What are the 3 types of boundaries

In this process the ocean floor sinks beneath a deep ocean trench and back into the mantle

What erupts thru the valley of the mid ocean ridge

This device was used to map mid ocean ridges in the 1900's

A break in the Earths crust where rocks have slipped past each other is

these features form at transform boundaries

Earth's lithosphere is broken into seperate sections called

Which is evidence for continental drift

Which is not part of the Earth's structure

Science rejected Wegener's theory because he could not

the place where two plate move apart