A Sound Level of 19 DB Is How Many Times

question 15

Multiple Choice

A sound level of 19 dB is how many times as intense as one of 10 dB?

• A) 8
• B) 9
• C) 3
• D) 18

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Definitions:

Schizophrenia

A severe mental disorder characterized by disturbances in thought, perception, and behavior, manifesting in symptoms like hallucinations and delusions.

Dopamine

A neurotransmitter involved in regulating mood, motivation, and reward, among other functions.

Parkinson Disease

A neurodegenerative disorder affecting movement, often characterized by tremors, stiffness, and balance difficulties.

Glutamate

An important neurotransmitter in the brain involved in learning and memory, acting as a key excitatory molecule in the central nervous system.