1. The formation of new crust on the ocean floor
2. A long narrow chain of underwater hills or
mountains
3. Boundary formed where two plates bump into
each other
4. Boundary found where plates are moving
apart at mid-ocean ridges
5. Wegner's large continent
6. A theory stating that the Earth's surface is
composed of broken pieces
7. Melted material that rises from the mantle
8. The single continent million years ago made
up of the southern continents
9. Forces responsible for the movement of
plates
10. The northern continental group formed
million years ago
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Answer:
1 seafloor spreading
2 ridge
3 colliding boundary
4 spreading boundary
5 pangaea
6 plate tectonics theory
7 magma
8 gondwanaland
9 convection currents
10 laurasia
this is only based on my stock knowledge :>