Once a Molten Alloy Freezes, What Is the Percentage of Shrinkage

question 17

Multiple Choice

Once a molten alloy freezes, what is the percentage of shrinkage that may occur?

• A) 0.5% to 1.0%
• B) 1.0% to 2.5%
• C) 1.5% to 2.0%
• D) 1.2% to 2.5%

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Definitions:

Perception

The process by which individuals organize and interpret their sensory impressions to give meaning to their environment.

Transduction

A process by which sensory receptors change physical stimuli into signals that are eventually sent to the brain.

Thalamus

A crucial brain structure acting as a relay station for information between the cerebral cortex and the rest of the body.

Hypothalamus

A region of the brain that controls an immense number of bodily functions including emotions, autonomic functions, and hormone production.