Examlex
All of the cabinet-level agencies were created at the same time when the Constitution was ratified in 1788.
Pitch Determination
The process of identifying the frequency of a sound, which dictates how high or low it appears to a listener.
Sound Waves
Noise that is transmitted through the air or another vehicle, becoming detectable when it encounters the ears of either people or animals.
Decibels
A unit of measurement for sound intensity or loudness, indicating the level of noise in comparison to a reference sound.
Hertz
The unit of frequency in the International System of Units (SI), signifying one cycle per second.
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