Which of the Following Is NOT True of Sound Wave

question 9

Multiple Choice

Which of the following is NOT true of sound wave frequency?

• A)Different sound wave frequencies are perceived as different degrees of loudness.
• B)The units for sound wave frequency are hertz (Hz).
• C)Different sound wave frequencies stimulate specific hair cells in certain portions of the spiral organ.
• D)Sound wave frequency can be reported in waves per second.
• E)All of these are true of sound wave frequency.

---

Definitions:

Budget

An estimate of income and expenditure for a set period of time, guiding financial planning and performance evaluation.

Contribution Margin

The revenue remaining after variable costs are subtracted, indicating how much revenue contributes to fixed costs and profit.

Costs Incurred

Expenses that a company has recognized or spent, regardless of when payment is made.

Units Started

The number of items that have begun the manufacturing process but may not yet be completed.