The Mineral Source of Many Manufactured Items Is Not Commonly

question 186

Multiple Choice

The mineral source of many manufactured items is not commonly known. For example, few people are aware that pencil lead does not contain lead metal but is really made of the soft black mineral called graphite. Talcum powder is ground-up rock made from the mineral talc. And the common mineral quartz is the main ingredient in ordinary glass and is the source of silicon for computer chips. Frederick K. Lutgens, et al., Foundations of Earth Science, 6^th ed.

• A) Nonargument.
• B) Argument; conclusion: Talcum powder ... made from the mineral talc.
• C) Argument; conclusion: The mineral source ... is not commonly known.
• D) Argument; conclusion: And the common mineral quartz ... computer chips.
• E) Argument; conclusion: For example, few people are aware ... called graphite.

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Definitions:

Head Shake

A nonverbal gesture involving the horizontal movement of the head, often used to indicate disagreement or disapproval.

Spatial Relationships

The physical or virtual distances and arrangements between objects, individuals, or places, and how they interrelate.

Elements Of Communication

The various components involved in the exchange of information, including the sender, message, medium, receiver, and feedback.

Avoiding Eye Contact

The deliberate act of not meeting someone's gaze, which can be interpreted as a nonverbal cue indicating discomfort, avoidance, or lack of confidence.