marine

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Across
  1. 1. Ooze deep sea sediment made of calcium shells
  2. 4. cracks in earths crust where movement happens
  3. 6. anomalies differences in earths magnetic field on the seafloor
  4. 8. drift the theory that continents move across earths surface
  5. 9. deep valleys in ocean floor
Down
  1. 2. sediments sediments made from rock particles
  2. 3. plates large pieces of earths crust that move slowly
  3. 5. long cracks where earths crust pulls apart
  4. 7. tectonics the theory explaining how tectonic plates move
  5. 10. dating a method to find the age of once living things