Weegy: Trade equalizes the resources found in the earth's crust by allowing for greater distribution.- is how trade affect the minerals found in the earths crust.
User: When did Cyanobacteria start producing pure oxygen?
Weegy: Cyanobacteria started producing pure oxygen after the Proterozoic eon.
User: What tests were able to determine when continental crust was formed?
Weegy: Relative dating and carbon-prototyping were able to determine when continental crust was formed.
User: During the Carboniferous period, what were largely responsible for regulating the climate on land masses?
Weegy: During the Carboniferous period, large oceans were largely responsible for regulating the climate on land masses.
User: Sulfur dioxide emitted from power plants eventually causes acid rain in the atmosphere. Which term best describes acid rain?
Weegy: Sulfur dioxide emitted from power plants eventually causes acid rain in the atmosphere. Secondary pollutant best describes acid rain.
User: Ozone in the upper atmosphere has been depleted by
Weegy: Ozone in the upper atmosphere has been depleted by chlorofluorocarbons.
User: How does the principle of faunal succession assist the technique of relative dating?
Weegy: The principle of faunal succession assists the technique of relative dating in that, as organisms exist at the same time period throughout the world, [ their presence or (sometimes) absence may be used to provide a relative age of the rock formations in which they are found.
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User: You suspect that a sample of rock dates from about 200,000 years ago. If you want to determine an absolute date for this rock, which dating method would you use?
Weegy: You suspect that a sample of rock dates from about 200,000 years ago. [ If you want to determine an absolute date for this rock, you would use: Potassium/argon dating.
]
User: What three processes happen in every geological period?
Weegy: A lot of things that happen during geologic ...
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