During Metamorphism,changes in the Bulk Composition of a Rock Occur

question 28

Multiple Choice

During metamorphism,changes in the bulk composition of a rock occur primarily as a result of

• A)increases in pressure.
• B)reaction with hydrothermal fluids.
• C)increases in temperature.
• D)decreases in temperature.

---

Definitions:

Direct Materials

Raw materials that are directly traceable and integral to the finished product in the manufacturing process.

Production Costs

The total expenses incurred in the process of producing or manufacturing goods, including raw materials, labor, and overhead costs.

Fixed Portions

Parts of costs or expenses that do not change with the level of production or sales volume, such as rent or salaries.

Break-Even Point

The financial stage where total costs equal total revenue, making the operation neither profitable nor loss-making.