Magnetostratigraphy Takes Advantage of the Fact That Earth's Magnetic Field

question 11

Multiple Choice

Magnetostratigraphy takes advantage of the fact that Earth's magnetic field ________.

• A)only arose 10,000 years ago
• B)has been uniformly strong,with constant polarity,throughout Earth's history
• C)has experienced numerous polarity reversals,with periods of normal and reversed polarity of varying lengths
• D)has experienced numerous regular,predictable polarity reversals

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Definitions:

Shang

An early Chinese dynasty (around 1600–1046 BCE) known for its advanced bronze casting, development of a writing system, and ritual practices involving ancestor worship.

Asiatic Sumac

A type of shrub or small tree belonging to the genus Rhus, known for its colorful foliage and sometimes used for dye, tanning, or medicinal purposes.

Lacquer

A varnish-like substance made from the sap of the Asiatic sumac tree, used to decorate wood and other organic materials. Often colored with mineral pigments, lacquer cures to great hardness and has a lustrous surface.

Compositional Device

Techniques or strategies used by an artist to organize or structure the elements within an artwork, guiding the viewer's focus and shaping the overall effect or message.