Linear, Magnetic Patterns Associated with Mid-Ocean Ridges Are Configured as ________

question 11

Multiple Choice

Linear, magnetic patterns associated with mid-ocean ridges are configured as ________.

• A) concentric circles about a rising plume of hot mantle rocks and magma
• B) reversed magnetizations along the rift valleys and normal magnetizations along the ridge
• C) normal and reversed magnetized strips roughly parallel to the ridge
• D) normal and reversed magnetized strips roughly perpendicular to the ridge axis

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Definitions:

Margin of Safety

The difference between actual or expected sales and the break-even point, reflecting the cushion against a loss.

Break Even

Break even refers to the point at which total costs and total revenue are equal, resulting in no net loss or gain and the initial investment is recovered.

Fixed Costs

Expenses that do not change with the volume of production or sales, such as rent, salaries, and insurance, remaining constant regardless of business activity levels.

Contribution Margin Ratio

A financial metric that shows the percentage of revenue that exceeds variable costs, indicating how much revenue contributes to fixed costs and profits.