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Nick Keeling ∙
Younger than the rock it intrudes into
The constituent time segments are epochs and periods, which are further divided into ages.
a downwarping known as a basin
fault-block mountains
Fossil organisms succeed one another in a definite and determinable order, and therefore any time period can be recognized by its fossil content.
-organisms evolve, and organisms become extinct.
Proposed by William Smith late 1700's and early 1800's
Are constant
Paleozoic
Deformation
compressional forces
meteorite collision
graben
Uniformitarianism
Compressional Stresses
Fault block mountain can be high.
heated during metamorphism
The muscles and ligaments of an animal will be subject to scavengers or decomposition. The organs and fat will be as well.
A 60,000 year old mammoth bone.
It enlarges continental landmasses and forms mountains along the edges of continents.
Folded and volcanic mountains
thicker