Tectonics crossword - the seafloor

7. name of the current that moves through mid-ocean rifts that resulted in rocks from the mesosphere ascending
8. mid ocean ______ which is a long mountain range
9. a type of slope with strong transition gradient between the continental shelf and the abyssal plain
11. continental ______ which is a submerged part of the continental lithosphere
12. islands that ar magmatic elevations that rise above the sea

1. seafloor ____________ is the hypothesis proposed in the 1970s which helps us understand the theory of plate tectonics
2. a long depression located down the middle of the mid-ocean ridge
3. underwater and they are cracks where smouldering materials surface
4. underwater mountains with plateaus
5. the closer the seafloor is to the mid-ocean ridge, the ___________ it is
6. in the deep sea they are long and narrow - earthquakes are frequent inside of them
10. horizontal plain/gentle slope that extends out from the continental slope