The Sound Intensity Level 5

question 128

Multiple Choice

The sound intensity level 5.0 m from a point source is 95 dB.At what distance will it be 75 dB?

• A)25 m
• B)50 m
• C)75 m
• D)225 m

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Definitions:

Waterlogged Ground

Soil that is overly saturated with water, leading to poor aeration and difficulty for plants to survive.

Wetland Plants

Plants that are specially adapted to grow in wetland areas, environments where water covers the soil or is present at or near the surface.

Past Participle

The form of a verb, typically ending in -ed, -d, -t, -en, or -n, that is used in forming perfect and passive tenses and sometimes as an adjective.

Fire Station

A facility housing firefighting apparatus and personnel, and serving as their base of operations.