Sulfur Dioxide Is Not Released into the Atmosphere in Any

question 91

Multiple Choice

Sulfur dioxide is not released into the atmosphere in any significant amount by ________.

• A)burning of coal
• B)bacterial action
• C)internal combustion engines
• D)volcanic eruption
• E)Sulfur dioxide is produced in significant amount by all of these processes.

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Definitions:

Pinna

The outer part of the ear that captures sound waves and directs them into the ear canal.

Rinne Test

is a hearing test that compares air conduction to bone conduction of sound, used to differentiate between types of hearing loss.

Bone Conduction

The transmission of sound vibrations through the bones of the skull to the inner ear, bypassing the outer and middle ear.

Air Conduction

The process by which sound waves enter the ear through the external auditory canal and are then transmitted through the middle and inner ear.