You Take a Block of Granite and Heat It to 1000

question 23

Multiple Choice

You take a block of granite and heat it to 1000 degrees Kelvin, and it glows bright red. If you then heat it to 1200 Kelvin, how might it look different?

• A) It would be about the same brightness but white.
• B) It would be much brighter and red.
• C) It would be brighter and more white.
• D) None of the above; it would have melted, and once it melts, it will no longer emit.

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Definitions:

Distal

A term used to describe a location farther from the point of origin or attachment, often used in anatomy to describe the position of body parts.

Negative Feedback

A regulatory mechanism in which a stimulus causes an opposite output in order to maintain an optimal level of whatever is being regulated.

Effector

An organ or cell that acts in response to a stimulus, often referring to muscles or glands responding to neural signals.

Stimulus

A stimulus is any external or internal change that influences the activity of an organism or any of its parts, leading to a physiological response.