An Element Is Selective in the Frequency of Light It

question 13

Multiple Choice

An element is selective in the frequency of light it will absorb. This selectivity is due to its:

• A) electron energy levels.
• B) atomic mass.
• C) atomic number.
• D) number of neutrons.
• E) proton cloud.

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Definitions:

Serotonin

A neurotransmitter associated with mood regulation, sleep, and several other bodily functions.

Fluoxetine (Prozac)

A prescription medication commonly used to treat depression, obsessive-compulsive disorder, and a number of other mental health conditions.

Lithium

A drug used to treat bipolar disorder, which at proper maintenance dosage reduces both manic and depressive episodes.

Moods

Long-lasting emotional states that are less intense and less specific than emotions and do not necessarily have a contextual stimulus.