In Order to Maintain Isostasy,what Must Occur After New Igneous

question 49

Multiple Choice

In order to maintain isostasy,what must occur after new igneous rock is added to the crust (either on top of or intruded into) ?

• A) The asthenosphere must sink.
• B) The base of the lithosphere must sink in equal proportional to how much the surface has risen.
• C) The base of the lithosphere must sink but not as much as the surface has risen.
• D) The surface must rise in equal proportion to how much the asthenosphere has sunk.

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Definitions:

Vitamin C

A water-soluble vitamin found in various foods, necessary for the growth, development, and repair of all body tissues, and functioning as an antioxidant.

Cyanocobalamin

is a synthetic form of vitamin B12 used to treat and prevent B12 deficiency and related conditions.

Folic Acid

A water-soluble B vitamin that is crucial in the synthesis of nucleic acid and the formation of red blood cells, often recommended during pregnancy.

DNA

A nucleic acid that contains the genetic information of cells.