marine extra credit

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Across
  1. 8. type of crust on land
  2. 10. type of shore with mud
  3. 11. Dead animals and used in fossil fuels
  4. 12. last layer of the earth and is very hot and dense
  5. 13. things formed by tectonic plates which spew lava
  6. 15. lowest tides which are lower than normal low tides. Tectonicplates, the reason the continents have moved to where they are.
  7. 16. highest tides which are higher than normal high tides
Down
  1. 1. type of boundary where they slide past each other
  2. 2. these are formed by divergent plate boundaries in the ocean and there is a famous one in the Atlantic
  3. 3. type of shore with lots of rocks
  4. 4. things which are emitted from hydrothermal vent
  5. 5. type of shore with sand
  6. 6. type of puzzle and horror film
  7. 7. rise and fall of sea levels
  8. 9. type of crust under ocean
  9. 14. layer of earth between core and crust which is where plate movement happens