Plate Tectonics

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Across
  1. 1. Seafloor __________ is the formation of new areas of oceanic crust, which occurs through the upwelling of magma at midocean ridges and its subsequent outward movement on either side.
  2. 4. The movement caused within a fluid by the tendency of hotter and therefore less dense material to rise, and colder, denser material to sink under the influence of gravity, which consequently results in transfer of heat.
  3. 6. Author of the theory of continental drift
Down
  1. 1. The sideways and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.
  2. 2. Of or relating to the structure of the earth's crust and the large-scale processes that take place within it.Of or relating to building or construction.
  3. 3. A small area or region with a relatively hot temperature in comparison to its surroundings.
  4. 5. The kind of fault that forms at the boundary between two plates of the earth's crust that slide past each other.