Which of the Following Physical Changes Would Be Expected to Have

question 1

Multiple Choice

Which of the following physical changes would be expected to have a negative sign for D S _system?
I. Dissolving oxygen gas, O₂, in water.
II. Freezing ice cubes.
III. Breaking glass.

• A) I only
• B) I and II
• C) I and III
• D) II and III
• E) All of these

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Definitions:

Tone

In linguistics, the quality of a sound, especially in speech, that expresses a particular meaning or emotion; in music, the specific quality or pitch of a sound.

Airpuff

A burst of air directed towards a specific target, often used in psychological experiments to study blink reflexes or other sensory responses.

Extinction

In the field of behavioral psychology, the phenomenon where a learned response gradually becomes less frequent and ultimately vanishes because the previously associated stimulus is not presented alongside the original, unconditioned stimulus anymore.

Classical Conditioning

A process of learning through which two stimuli are habitually paired; the response, initially drawn out by the second stimulus, is eventually evoked by just the first stimulus.