The stages associated with continental rifting are, in order from earliest to latest,
A) narrow ocean basin, continental rift, uplift, wide ocean basin.
B) narrow ocean basin, wide ocean basin, continental rift, uplift.
C) uplift, wide ocean basin, narrow ocean basin, continental rift.
D) wide ocean basin, narrow ocean basin, uplift, continental rift.
E) uplift, continental rift, narrow ocean basin, wide ocean basin.
E) uplift, continental rift, narrow ocean basin, wide ocean basin.
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In order to use a radioactive-decay scheme to calculate the age of a mineral all of the following conditions must be met except
A) the half-life must be known. B) no daughter isotope present prior to the start of parental decay or the amount of daughter can be determined. C) no parent or daughter isotopes can be gained or lost from the mineral once decay starts. D) only one radioactive isotope can exist in the rock so that cross-decay doesn't occur.
How do the barriers posed by high mountains influence precipitation patterns on the windward side as compared to the leeward side of a range?
What will be an ideal response?
A sea or land breeze is caused by temperature differences
a. true b. false
Which of the following is not a geologic hazard?
A) Use of poor construction materials resulting in a cracked foundation B) Volcanic eruptions sending lava flows toward a city C) Deforestation on a floodplain increasing the severity of river floods D) Climate change leading to sea-level rise