ocean 2

fountain of asthenospheric rock below a got spot
mantle plum
source of heat for the interior of earth
radioactive decay
fine grain, deep-sea, organic deposit on the ocean floor
oozes
preserved magnetic polarity in a rock
paleomagnitism
name for an atom that is electrically charge because of an excess or deficit of electrons
ions
submerged, large, deeply eroded valley that extends across the shelf and slope
submarine canyon
gnereal term for sediment eroded from content or volcanic island
lithogenic sediment
rock type that copses the continent
granite
flat and featureless part of the sea floor
abyssal plains
transportation by bouncing
saltation