If the Human Ear Could Not Detect Differences in the Amplitude

question 290

Multiple Choice

If the human ear could not detect differences in the amplitude of sound waves,people would not be able to detect differences in the

• A) pitch of sounds.
• B) timbre of sounds.
• C) loudness of sounds.
• D) saturation of sounds.

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Definitions:

Solution

A homogeneous mixture composed of two or more substances, where the solute is dissolved in the solvent.

Adrenal Cortex

The outer layer of the adrenal glands that produces steroid hormones such as cortisol and aldosterone, which regulate metabolism and blood pressure.

Hormones

Chemical messengers produced by the endocrine glands in the body, transported in the bloodstream to target organs to regulate physiology and behavior.

Endocrine System

The body system that helps regulate metabolic activities; consists of ductless glands and tissues that secrete hormones.