A Stationary Firecracker Explodes, Breaking into Two Parts of Equal

question 69

Multiple Choice

A stationary firecracker explodes, breaking into two parts of equal mass. One part is moving north at 20 m/s. The velocity of the other part is

• A) 20 m/s with a direction that's impossible to predict without more information.
• B) also northward at 20 m/s.
• C) zero.
• D) southward at 20 m/s.
• E) impossible to predict without more information.

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Definitions:

Unpleasant Stimulus

A negative or harmful stimulus that causes discomfort or aversion.

Learned Helplessness

A condition in which a person suffers from a sense of powerlessness, arising from a traumatic event or persistent failure to succeed.

Avoidance Learning

A type of learning in which a subject learns to avoid a stimulus or situation to prevent a negative outcome.

Avoidance Training

A behavioral modification technique where a subject learns to avoid an unpleasant or undesirable outcome by performing a specific behavior.