The Ears of Bats Can Transduce and Hear Sound Waves

question 624

Multiple Choice

The ears of bats can transduce and hear sound waves that humans cannot. This allows them to fly in complete darkness by using

• A)feature detectors.
• B)depth cues.
• C)hyperopia.
• D)echolocation.

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Definitions:

Future Value Factor

A factor used to calculate the future value of a cash flow at a certain rate of interest over a specific number of periods.

Interest Rate

is the percentage of principal charged by the lender for the use of its money or the return earned on deposit accounts.

Present Value

The current value of a future amount of money or stream of cash flows, discounted at a particular interest rate.

Simple Interest

Interest assessed only on the principal sum, or on the part of the principal that still needs to be repaid.