Sound Waves Are Created By

question 25

Multiple Choice

Sound waves are created by:

• A)the compression of air molecules.
• B)the rarefaction of air molecules.
• C)undulating displacement of air molecules caused by pressure changes.
• D)None of the answers are correct.

---

Definitions:

Manufacturing Product

The end result of the manufacturing process, which is the production of goods in a factory.

Cost of Goods Manufactured

The total cost incurred by a company to produce goods within a specific period, including materials, labor, and overhead.

Raw Materials

Basic materials and substances used in the initial stages of the production process.

Purchased

A term referring to items or services acquired by a company or individual, typically in exchange for money.