Science review
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Which object has the best chance of becoming fossilized
a microscopic organism with a hard spine
Petrified wood is an example of a
mineral replacement fossil
According to __________ sediment is deposited in large, continuous sheets
lateral continuity
Fossilized bird footprints are excellent-
trace fossils
A break, or gap, in the rock record is evidence of
unconformity
According to _______ processes that are occurring today are similar to processes that occurred in the past
uniformitarianism
_____ Might be used to determine the ages of some Egyptian mummies
carbon-14
_____ states that in undisributed rock layers the youngest rock layers are on top
superposition
Matching rock layers in different parts of the same state is an example of-
correlation
Catastophism is the idea that conditions and creatures on earth change as a result of quick violent events-
true
Sedimentary rocks are often dated using relative dating methods
true