Explain Why Even Small Changes in Sea Level Will Have

question 20

Essay

Explain why even small changes in sea level will have a profound effect on human civilizations.

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Definitions:

Absolute Threshold

The smallest level of stimulus that can be detected by a sense, such as the lightest touch or faintest sound perceivable.

Hearing

The physiological process by which sound waves are translated into electrical signals that the brain interprets as sound.

Decibels

A unit of measurement for the intensity of sound, representing the ratio between two quantities and often used to describe noise levels.

Air Pressure Waves

Variations in the pressure of air that are primarily responsible for the propagation of sound.