The Intensity Level of Sound 30 M from a Jet

question 10

Multiple Choice

The intensity level of sound 30 m from a jet airliner is 120 dB.At what distance from the airplane will the sound intensity level be a tolerable 100 dB? (Assume spherical spreading of sound. )

• A) 60 m
• B) 90 m
• C) 300 m
• D) 400 m

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Definitions:

Self-Concept

All our thoughts and feelings about ourselves, in answer to the question, “Who am I?”

Mastered Conservation

Understanding that properties such as mass, volume, and number remain the same despite changes in the form or appearance of objects.

Egocentrism

A cognitive characteristic where an individual has difficulty understanding that other people’s perspectives and viewpoints can be different from their own.

Secure Attachment

A type of emotional bond where individuals feel confident and trust their relationship partners, often stemming from consistent caregiving in early life.