What Is the Inclination of Earth's Magnetic Field as Recorded

question 44

Multiple Choice

What is the inclination of Earth's magnetic field as recorded in a recent lava flow near 59 degrees north in Yukon?

• A) nearly horizontal and pointing north
• B) nearly horizontal and pointing south
• C) steeply inclined and pointing north
• D) nearly vertical and pointing south

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Herfindahl Index

A measure of market concentration used to evaluate the level of competition within an industry, calculated by summing the squares of the market shares of all firms in the industry.

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Herfindahl Index

A measure of market concentration, calculated as the sum of the squares of the market shares of all firms in the industry.