Bat Calls Approach 140 DB, and Dolphin Calls May Exceed

question 42

Multiple Choice

Bat calls approach 140 dB, and dolphin calls may exceed 200 dB.What happens when human beings are in close proximity to these very loud calls?

• A)Human beings can damage their ears because of the high amplitude of the sounds.
• B)Human beings remain unaware of the calls because the frequencies being used are out of the human range of hearing.
• C)Human beings sense pain, but their hearing is not damaged because the calls are so short.
• D)Human being contract their tensor tympani muscles to dampen the sounds.

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Definitions:

FA/Sales Ratio

A financial ratio that compares a company's fixed assets to its sales revenue, indicating how well assets are being used to generate sales.

Fixed Assets

Long-term tangible assets used in the operation of a business and not expected to be converted to cash in the short term.

Cash Generated

The amount of money produced by a company's normal business operations after accounting for operational expenses and working capital.

Additional Funds Needed

Estimated funds required beyond what is currently available to the business to finance projected growth.