A Negatively Charged Rubber Rod Is Brought near the Knob

question 48

Multiple Choice

A negatively charged rubber rod is brought near the knob of a positively charged electroscope.The result is that:

• A)electroscope leaves will move farther apart
• B)the rod will lose its charge
• C)electroscope leaves will tend to collapse
• D)electroscope will become discharged
• E)nothing noticeable will happen

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Definitions:

Learned Helplessness

A condition in which a person suffers from a sense of powerlessness, arising from a traumatic event or persistent failure to succeed. It is thought to be one of the underlying causes of depression.

Generalization

The process of drawing a broad conclusion based on specific instances, applying a rule or observation to similar situations.

Partial Reinforcement

A learning condition in which only some of the organism’s responses are reinforced.

Stimulus Generalization

The psychological phenomenon where a learned response to a specific stimulus is evoked by similar stimuli, indicating a broadening of the response criterion.