Why are noises like scratching a chalkboard or styrofoam squeaking and others so annoying to alot of people?
An audiologist or a acoustical engineer could explain this better, but basically the human ear is shaped in such a way that it makes higher pitches (between 2 and 4 kilohertz) sound louder and it's literally painful for a human to hear these pitches above a certain volume. The reason our ears evo…
The Short Answer
An audiologist or a acoustical engineer could explain this better, but basically the human ear is shaped in such a way that it makes higher pitches (between 2 and 4 kilohertz) sound louder and it's literally painful for a human to hear these pitches above a certain volume. The reason our ears evolved to be sensitive to these frequencies is because shrill sounds tend to be important ones–a child's cry, a shout for help, birds fleeing a predator on the ground, etc.
Analysis
Key Concepts: Human, pitches, audiologist
This explanation focuses on human, pitches, audiologist and spans 80 words across 2 sentences. The depth is typical for History questions (category average: 72 words), striking a balance between accessibility and completeness.
What This Answer Covers
This is a focused, single-point answer that gets directly to the core of the question without detours.
How This Compares in History
Ranked #186 of 500 History questions by answer depth (top 38%). This falls in the detailed tier — above average depth. The explanation goes beyond surface-level but keeps things accessible.
Frequently Asked Questions
Is there a simple explanation for why noises like scratching a chalkboard or styrofoam squeaking and others so annoying to alot of people?
An audiologist or a acoustical engineer could explain this better, but basically the human ear is shaped in such a way that it makes higher pitches (between 2 and 4 kilohertz) sound louder and it's literally painful for a human to hear these pitches…
How detailed is this explanation compared to similar History questions?
This is an above-average answer at 80 words, ranked #186 of 500 History questions by depth. The key concepts covered are human, pitches, audiologist.
What approach does this answer take to explain noises like scratching a chalkboard or styrofoam squeaking a?
The explanation uses root cause analysis and contrasting perspectives across 80 words. It is categorized under History and addresses the question through 2 analytical lenses.