If a Rock Containing Kyanite and Andalusite Were to Undergo

question 61

Multiple Choice

If a rock containing kyanite and andalusite were to undergo a decrease in pressure, what must happen to temperature in order for that rock to continue to have stable kyanite and andalusite?

• A) temperature must increase
• B) temperature must decrease
• C) temperature must stay the same
• D) It is impossible for it to continue to have stable kyanite and andalusite.

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Definitions:

Surplus

An excess amount of a commodity or resource beyond what is needed or utilized.

Quantity Supplied

In economic terms, this is the amount of a good or service that producers are willing and able to sell at a given price over a specific time period.

Surplus

The amount of an asset or resource that exceeds the portion used. In economics, it refers to a situation where supply exceeds demand.

Shortage

A situation in which demand for a good or service exceeds the available supply at the current price.