Radiometric Dates Applied to Sedimentary Rocks Produce Ages That

question 51

Multiple Choice

Radiometric dates applied to sedimentary rocks produce ages that

• A) are just as accurate as when the technique is applied to igneous rocks.
• B) are too young (postdate sedimentary deposition).
• C) are too old (predate sedimentary deposition).
• D) represent the time the sediments became lithified.

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Definitions:

Increasing Order

A sequence arrangement from the lowest to the highest value, often used in chemistry to describe trends in properties or reactivities.

Acid-base Extractions

A technique in organic chemistry used to separate compounds based on their differences in solubility in acidic or basic environments.

Benzoic Acid

An aromatic carboxylic acid with the formula C6H5COOH, used in the manufacture of various cosmetics and pharmaceuticals.

Trichloroacetic Acid

A powerful acetic acid derivative (CCl3COOH), used as a reagent in organic synthesis and as a cauterizing agent in medicine.