Two Nuclei Collide,one Originally at Rest,in an Endothermic Nuclear Reaction

question 3

Multiple Choice

Two nuclei collide,one originally at rest,in an endothermic nuclear reaction with Q = −2.05 MeV.Which of the following describes the minimum kinetic energy needed in the reactant nuclei for the reaction is to occur?

• A)equal to 2.05 MeV
• B)greater than 2.05 MeV
• C)less than 2.05 MeV
• D)exactly half of 2.05 MeV

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Definitions:

Aversive Conditioning

A method of behavior modification in which unpleasant stimuli are associated with undesirable behaviors to reduce or eliminate those behaviors.

Classical Conditioning

A learning process in which a neutral stimulus becomes associated with a meaningful stimulus and acquires the capacity to elicit similar responses.

Desensitization

Desensitization is a psychological process through which an individual is made less likely to feel extreme responses towards a stimulus, often used in the treatment of phobias and anxieties.

Systematic Desensitization

A method in behavioral therapy aimed at decreasing fear and anxiety by slowly introducing the individual to the object or situation that causes their fear.