When Do Rocks Succumb to Ductile Deformation

question 33

Multiple Choice

When do rocks succumb to ductile deformation?

• A) on the rims of meteorite impact craters
• B) in fault zones with intermittent high strain rates
• C) at great depth under active mountain belts with high confining pressure and low strain rates or prolonged strain
• D) at shallow depth, at low confining pressure, and low temperature

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Definitions:

Optimal Period

A time frame during which a particular developmental and learning opportunity is most effective.

Normal Development

The typical progression through a series of growth stages that an organism experiences, often thought of in terms of physical, cognitive, and social/emotional development.

Motor-Skill Development

The progression of muscular coordination and the ability to perform complex physical activities over time.

Fine Motor Skills

The capability to use small muscles, typically in the hands and fingers, for tasks requiring precision, such as writing or manipulating small objects.