Igneous Rocks That Most Likely Have a Two-Stage Intrusive-Extrusive Origin

question 37

Multiple Choice

Igneous rocks that most likely have a two-stage intrusive-extrusive origin have a(n) ____ texture.

• A)aphanitic
• B)porphyritic
• C)glassy
• D)phaneritic
• E)pyroclastic

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Definitions:

Diffusion

The process of spread of particles from regions of higher concentration to regions of lower concentration.

Ventilation

The process of supplying fresh air and removing stale air from a space, or medically, the movement of air into and out of the lungs.

Respiratory Syncytial Virus (RSV)

A common respiratory virus that causes infections of the lungs and respiratory tract, especially serious in infants and the elderly.

Premature Infant

An infant born before completing the usual 37 weeks of gestation, often requiring special medical care due to underdeveloped organs.