Posted on Dec 26, 2013 in Marianis from the Front, The Biggest Challenges to Evolution | 0 comments

  Introduction: Rock layers are levels of sediment that build up over time. They look like bands and they usually run horizontally, but can sometimes be slanted or vertical due to its compaction and formation being on an angle like sand dunes or due to seismic activity. In rock layers, fossils can be found giving evidence of the past. How did the rock layers really form? How fast did they form? How many rock layers are there? How do the rock layers compare all over the...

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