This Is a Representation of a Plastic Bag Being Stretched

question 27

Multiple Choice

This is a representation of a plastic bag being stretched.Which statement best describes what is happening in the figure?

• A)Molecular chains shift from a random orientation to align parallel to each other in the direction of the pulling force.
• B)During the pulling,the mixed-up polymer chains cross link to make the polymer stronger.
• C)The pulling force creates branches,causing a switch from high density to low density polymer.
• D)It is only a temporary distortion;once the pulling force stops,the plastic snaps back to the original orientation.

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Definitions:

Systematic Desensitization

is a therapy technique used to help individuals overcome phobias and anxiety through gradual exposure to the feared object or situation.

Virtual Reality Exposure Therapy

A method of psychotherapy that uses virtual reality technology to expose patients to stimuli related to their phobias or anxiety disorders in a controlled environment.

Dialectical Behavior Therapy

A type of cognitive-behavioral therapy aimed at teaching individuals how to live in the moment, cope with stress healthily, regulate emotions, and improve relationships with others.

Systematic Desensitization

A behavioral therapy technique used to reduce phobic responses or anxiety through gradual exposure to the feared object or situation combined with relaxation exercises.