A 30-Kg and a 2

question 72

Multiple Choice

A 3.0-kg and a 2.0-kg cart approach each other on a horizontal air track. They collide and stick together. After the collision their total kinetic energy is 40 J. The speed of their center of mass is:

• A) zero
• B) 2.8 m/s
• C) 4.0 m/s
• D) 5.2 m/s
• E) 6.3 m/s

---

Definitions:

Psychopathy

Set of broad personality traits including superficial charm, a grandiose sense of self-worth, a tendency toward boredom and need for stimulation, pathological lying, an ability to be cunning and manipulative, and a lack of remorse.

Neurocognitive Functions

The cognitive functions closely linked to the neural processes of the brain, including memory, attention, problem-solving, and decision-making.

Professional Success

The achievement of goals and objectives set within a professional setting, reflecting growth, accomplishment, and recognition in one's career.

Intellectual Abilities

The capacity to think abstractly, reason, understand complex ideas, learn quickly, and learn from experience.