digital station lab plate tectonics

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Across
  1. 3. - Outside of the earth
  2. 5. - The boundary when plates get pushed together
  3. 6. - a sudden and violent shaking of the ground
Down
  1. 1. - The boundary when the plates getspread apart
  2. 2. - broken pieces of the earths crust that have been moving around for millions of years
  3. 4. - a theory that all continents were connected