If a Certain Star Shows a Strong Absorption Spectrum in Hydrogen

question 76

Multiple Choice

If a certain star shows a strong absorption spectrum in hydrogen Balmer lines, the surface temperature of the star is hot enough that

• A) virtually all of the hydrogen atoms are ionized.
• B) many hydrogen atoms have electrons in the n = 2 energy level.
• C) many hydrogen atoms have electrons in the n = 3 energy level.
• D) many helium atoms have been converted to hydrogen atoms.

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Definitions:

Transference

Process in psychoanalysis in which the patient transfers all of the positive or negative emotions associated with the patient’s other relationships to the psychoanalyst.

Aversive Conditioning

Counterconditioning technique that pairs an unpleasant stimulant with an undesirable behavior.

Systematic Desensitization

Form of exposure therapy used to treat phobias and anxiety disorders by exposing a person to the feared object or situation through a stimulus hierarchy.

Flooding

A psychological treatment method where an individual is exposed to a large quantity of an undesirable stimulus in order to help them overcome their anxiety or fear.