Earth Structure & Tectonic Plates Crossword

Plates are colliding
Plates are sliding past one another
Plates are dividing
A Supercontinent that existed 225 million years ago
Theory that earth is divided into pieces or plates that move as a result of convection in the asthenosphere.
A result of continental convergent
Came up with the continental drift theory
Reason why tectonic plates move.
what causes a deep sea trenches
Oceanic and continental crust are part of the
Earth's outermost layer
A layer of molten iron and nickel that surrounds the inner core of Earth
An area where magma from deep within the mantle melts through the crust above it
The process that creates new sea floor as plates move away from each other at the mid-ocean ridges
A dense sphere of solid iron and nickel at the center of the earth.
Molten, liquid rock material found underground.
Magma that reaches Earth's surface
Shaking and vibration at the surface of the earth resulting from underground movement along a fault plane of from volcanic activity
How many layers does the earth have
What did Wegener not have to make people believe his theory