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ARC-Challenge / Mercury_7207550 / For many years, scientists have found fossils in rock layers in all parts of the…

Problem

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question

For many years, scientists have found fossils in rock layers in all parts of the world. Eventually scientists discovered that many of the rock layers showed the same pattern of older fossils being located in deeper rock layers and younger fossils being located in shallower layers. This discovery is an example of how scientific knowledge changes as

choices

  • fossils are preserved in different ways.
  • conclusions about fossils are revised into questions.
  • fossils are formed in different areas.
  • new fossil evidence is reviewed.

Discussion

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Source and history

upstream_id / Original problem ID
Mercury_7207550
task_id
aa4b2042-ddbe-5c90-9612-64ed87ba5dbe
task_key
ARC~2dChallenge--test--Mercury~5f7207550
task_revision_id
1
config / split
ARC-Challenge / test

Official source

initial import