By Douglas Preston. If you watched for an hour or two, the star would have seemed to grow in brightness, although it barely moved. Sixty hours later, the asteroid hit. The air in front was compressed and violently heated, and it blasted a hole through the atmosphere, generating a supersonic shock wave. In that moment, the Cretaceous period ended and the Paleogene period began.
The Day the Dinosaurs Died
Dating the fossil record worksheet key. Indoctrination Displaces Education - Part Two
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Dating the fossil record activity answers
Carbon dating worksheet answers. Paleontology The Fossil Record Scientists use the age of fossils as evidence for evolution. Relative dating and absolute dating. Active topics Unanswered topics.
Answer key. Dating worksheet. You have all of earth science chapter 6 relative dating regents practice from five topic: Using the rock or fossil compared to identify some good man.