History of the Earth Part 1

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Can you name the History of the Earth term?

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Name the term: The study of the general physical characteristics of rocks
Name the Principle: Strata extend continuously in all directions until they are terminated by thinning at the edge of a basin, end abruptly at a barrier to sedimentation, or grade
What rocks are difficult to date?
formations that are lumped together form:
layers of rock (plural)
The Lockport Formation and what other Formation form the Clinton Group?
Did not take into account radioactive heat release or mantle convection when he calculated that the earth was between 20 and 40 million years old
Gasport, Goat Island and Eramosa Members form which Formation?
formations are subdivided into:
Name the term: Distinctive rock units that can be mapped over a large area
Theory that says 'the present is the key to the past'
a layer of rock (singular)
correlating rocks units using ratios of chemical isotopes
Name the term: descriptive term summing all of the distinctive characteristics of a rock
Name the term: time interval between first and last appearance of each species
Name the Principle: fragments of rock within a larger rock unit are older than the rock in which they are enclosed
theory that proposed rocks formed from the crystallisation of minerals in the early Earth's oceans
Name the Principle: Sedimentary layers were deposited nearly horizontally and parallel to the Earth's surface
recognized that the surface of the Earth is constantly changing
Name the Principle: Sedimentary layers are deposited in a time sequence, with the oldest on the bottom and the youngest on the top
vertical sequence of layering
Name the term: Fine-grained magnetic minerals
Name the term: zoning of stratigraphic layers, and arrangement of those layers according to relative time of deposition, using the ranges of fossils
Name the term: matching of strata from one region to another
Name the Principle: states that arock unit, sediment body, or fault that cuts another geologic unit is younger than the unit that was cut
correlating rock units on the basis of their magnetic properties
Name the term: a stratigraphic interval defined by its fossil content, and usually given the name of a characteristic fossil present in that interval
Name the term: science associated with the study of strata or rock layers

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Created Nov 23, 2010ReportNominate
Tags:earth, term