At the Same Temperature, Why Are Magmas with High Silica

question 72

Multiple Choice

At the same temperature, why are magmas with high silica contents more viscous?

• A) The magmas with high silica content are also richer in iron and too dense to flow.
• B) Any magma with more than 50% silica content is too sticky to flow.
• C) Because high viscosity magma will flow more readily and rhyolites flow the farthest.
• D) They are more linked together in chains and nets that are strong enough to resist flow.

Recognize the importance of accessibility of health services and factors influencing health service utilization.

Understand the concept and application of systems theory in nursing to enhance patient care.

Differentiate between various nursing theories and their pioneers.

Recognize the importance of theory in explaining and guiding nursing practices.

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Definitions:

Post-traumatic Stress Disorder

This condition is a form of mental distress that arises following exposure to a traumatic occurrence, leading to recurring flashbacks, nightmares, and heightened stress levels.

Defence Mechanism

Psychological strategies brought into play by individuals or the mind to cope with reality and maintain self-image.

Undoing

A psychological defense mechanism in which a person attempts to negate or make amends for a thought, feeling, or action they perceive as wrong.

Defence Mechanisms

Tactics employed by the subconscious to alter or deny reality, aiming to protect against anxiety and undesirable tendencies by manipulating perceptions.