Lavas Erupting from Composite Cones Are Generally ________-Rich, Making Them

question 65

Multiple Choice

Lavas erupting from composite cones are generally ________-rich, making them very viscous.

• A)magnesium
• B)iron
• C)aluminum
• D)silica

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Definitions:

Positron Emission Tomography

A nuclear medicine functional imaging technique used to observe metabolic processes in the body as part of the diagnosis and treatment of diseases.

Glucose

A simple sugar that is an important energy source in living organisms and is a component of many carbohydrates.

Brain Lesioning

A method in neuroscience and psychology involving the intentional damage or removal of brain tissue to study behavioral changes or the function of a particular area of the brain.

Transcranial Magnetic Stimulation

A noninvasive procedure that uses magnetic fields to stimulate nerve cells in the brain, often used as a treatment for depression.