The Calls of Echolocation Bats Are "Frequency Modulated," Meaning That

question 8

Multiple Choice

The calls of echolocation bats are "frequency modulated," meaning that

• A)each pulse repeatedly rises and falls in frequency.
• B)the rate of pulse production declines as the bat nears the object.
• C)the frequency of the pulse is high at the beginning and drops toward the end.
• D)the transmission-to-reception time increases as the bat nears an object.

---

Definitions:

Middle-Income Counterparts

Individuals or groups belonging to the socio-economic class that is between the working class and the upper class, often considered the average or standard economic status in society.

Child-Support Payments

Financial contributions that a non-custodial parent is legally obligated to pay to help support their offspring's upbringing and care.

Higher-Paying Job

Employment that offers a salary or wage significantly above the average for a given profession or region.

Environmental Inequities

Refers to the unequal distribution of environmental benefits and burdens among different social, economic, and racial groups.