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Geology Fun

Across
The thin part of the earth that underlies the ocean basins
A theory explaining the structure of the earths crust
The relationship between mass and volume
Hotter than hotter
The movement caused within a fluid of hotter less dense material
A sudden and violent shaking of the ground
The thickest layer of the earth
The top area of the mantle
The planet in which we live
The hottest layer of the earth
Down
The thick part of the the earth that forms the large landmasses
A rupture in the crust of earth that releases lava
The rigid outer part of the earth, consisting of the crust and upper mantle
The upper layer of the earths mantle
The bottom part of the mantle
The outermost layer of te planet
It is less hot than the inner core
There are 3 main ones in the earth
The study of earth
A hypothetical supercontinent that included all current landmasses