Why Are Igneous Rocks That Consist of Very Small Crystals

question 84

Multiple Choice

Why are igneous rocks that consist of very small crystals called aphanitic?

• A) Aphanitic comes from the Greek word phaneros, meaning visible.
• B) Aphanitic comes from the Greek word aphaneros, meaning invisible.
• C) They form deep within the earth's crust.
• D) They form deep within the earth's ocean.

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Definitions:

Current Ratio

A financial ratio that evaluates a firm's capacity to cover its short-term liabilities using its existing assets.

Acid-Test Ratio

A financial metric that evaluates a company's ability to meet its short-term obligations with its most liquid assets, excluding inventory.

Marketable Securities

Financial instruments that are easily convertible into cash and are often used for short-term investments.

Current Liabilities

Financial obligations due within one year, including accounts payable, short-term loans, and taxes owed.