EARTH'S LAYERS AND PLATES PROJECT Crossword

Mass
sudden and violent shaking of the ground
innermost layer
thick and composed of mostly iron and nickel, and lies above earths solid inner core
largest layer of the earth
the outer layer of the earth
rigid, upper part of the mantle and crust
plastic-like layer below the lithosphere in the mantle
lower layer of the mantle that borders the liquid outer core
the two sub-layers of the earth's crust (lithosphere) that move, float, and sometimes fracture
an elastic wave in the earth produced by an earthquake or other means
is made of basalt, a dark colored rock with fine grains
is made of granite, a light colored rock with coarse grains
where two plates are moving in opposite directions as in a mid-ocean ridge
where one plate slides beneath another plate as the two are pushed together, a subduction zone
a plate boundary in which plates on opposite sides of the boundary move past each other in opposite directions
the planet third in order from the sun
a fracture or zone of fractures along the boundaries of tectonic plates
study of the earth
the point on the Earth's surface where a magnetic needle points vertically downward (north magnetic pole) or vertically upward (south magnetic pole