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Instructions: Identify the Following

question 37

Essay

Instructions: Identify the following. Be as specific as possible, and include names, dates, and relevant facts as appropriate. Be sure to explain the significance of the person or term.
Guerrilla War in the Philippines


Definitions:

20,000 Hz

The frequency of soundwaves that typically represents the upper limit of human hearing.

Iris

The colored part of the eye that controls the size of the pupil and the amount of light that enters the eye.

Pitch

The perceived frequency of a sound, determining its "highness" or "lowness."

Amplitude

The height or strength of a wave signal, determining its intensity or power, often used in the context of sound, light, or electronic signals.

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