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10 Cards in this Set

  • Front
  • Back
specimens
samples taken for scientific study
fossils
the hardened skeletons or other remains of creatures of prehistoric times
theory
an idea that is based on evidence but that cannot be stated as fact
excavation
the process of finding something by digging for it
erosion
all the natural processes that wear away earth and rock
extinct
no longer living on the earth;having died out
paleontologist
a scientist who studies prehistoric life
geologists
scientists who study the earth's crust and the rocks it is made of
evidence
the data used to draw a conclusion
hypotheses
scientific suggestions based on what is known so far