When It Comes near a Heavy Nucleus,a Gamma Ray,which Is

question 60

Multiple Choice

When it comes near a heavy nucleus,a gamma ray,which is a high energy photon,can "disappear," and in its place there will be produced an electron and a positron,which both have mass.This pair production is an example of

• A)time dilation.
• B)length contraction.
• C)the equivalence of mass and energy.
• D)the principle of relativity.
• E)none of the above.

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Definitions:

Psychomotor Symptoms

Disturbances in movement sometimes found in certain disorders such as schizophrenia.

Poverty of Speech

A condition where an individual's speech is minimal and lacks the usual complexity or content.

Blunted Affect

A reduction in the emotional reactivity of an individual, often seen as a symptom in various psychiatric disorders.

Social Withdrawal

The phenomenon where an individual reduces or avoids social interactions, often as a result of anxiety, depression, or other mental health conditions.