What is the pitch classification of sounds with a frequency of 30 hertz (Hz)?

Prepare for the NEHA Registered Environmental Health Specialist/Registered Sanitarian Exam. Study with flashcards and multiple choice questions, each question includes hints and explanations. Excel in your exam!

The classification of sounds by pitch is directly related to their frequency, measured in hertz (Hz). A frequency of 30 Hz is considered very low on the auditory spectrum, which ranges from approximately 20 Hz to 20,000 Hz for human hearing.

Sounds in the very low frequency range, such as 30 Hz, are typically felt more than they are heard and can create a sensation of rumbling or vibration. This categorization aligns with how we perceive sounds at lower frequencies compared to those that fall into medium or high pitch classifications, which are associated with frequencies much higher than 30 Hz.

Understanding sound frequencies helps in various applications, including environmental health, where monitoring low-frequency noise can impact community health and wellbeing.

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