Documents Sedimentary Rock

Sedimentary Rock Sedimentary Rock Sedimentary Rock Sedimentary rock is created when existing rock breaks down into sediments, and then the sediments are recombined by compaction…

Documents If Rocks Could Only Talk, What Would They Tell Us?

If Rocks Could Only Talk, What Would They Tell Us? How Old is the Earth? 1 million years old? 1 billion years old? No! 4.6 billion years ago the earth had a violent beginning…