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applegatedogs applegatedogs
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6 years ago

What features did Dr. Ballard not encounter during his National Geographic exploration to the midocean
  ridge?
  a. the rift valley
  b. faults and fractures
  c. lava flow
  d. tube worms

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JoisarJoisar
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6 years ago
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applegatedogs Author
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6 years ago
Good timing, thanks!
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Yesterday
You make an excellent tutor!
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2 hours ago
This helped my grade so much Perfect
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