The Resistance of a Mineral to Scratching or Abrasion Is

question 52

Multiple Choice

The resistance of a mineral to scratching or abrasion is known as ________.

• A)luster
• B)cleavage
• C)streak
• D)hardness

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Definitions:

Real Wages

Wages adjusted for inflation, representing the true purchasing power of income earned from labor.

Productivity

A measure of the efficiency of production, often evaluated as the ratio of output to input in the production process.

Income Effect

The change in individuals' consumption patterns due to an increase or decrease in their income, affecting their purchasing power.

Substitution Effect

The economic principle that as the price of a good rises, consumers will replace it with cheaper alternatives, whereas if the price falls, the good will replace more expensive alternatives.