A Crate Rests on a Horizontal Surface and a Woman

question 14

Multiple Choice

A crate rests on a horizontal surface and a woman pulls on it with a 10-N force. Rank the situations shown below according to the magnitude of the normal force exerted by the surface on the crate, least to greatest.

• A) 1, 2, 3
• B) 2, 1, 3
• C) 2, 3, 1
• D) 1, 3, 2
• E) 3, 2, 1

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Definitions:

Systematic Desensitization

A therapeutic technique used to reduce phobia or anxiety through gradual exposure to the feared object or situation combined with relaxation exercises.

Stimulant Drugs

Substances that increase alertness, attention, and energy by enhancing the activity of certain neurotransmitters in the brain.

Electroshock Therapy

A psychiatric treatment in which seizures are electrically induced in patients to provide relief from mental disorders, more commonly known as Electroconvulsive Therapy (ECT).

Feared Object

An item or entity that induces a strong phobic or fearful response in an individual, usually stemming from negative experiences or innate anxieties.