A Billiard Ball Is Moving in the X-Direction at 30

question 74

Multiple Choice

A billiard ball is moving in the x-direction at 30.0 cm/s and strikes another billiard ball moving in the y-direction at 40.0 cm/s.As a result of the collision,the first ball moves at 50.0 cm/s,and the second ball stops.What is the change in kinetic energy of the system as a result of the collision?

• A)0
• B)some positive value
• C)some negative value
• D)No answer above is correct.

---

Definitions:

Stimulus Control

A behavior modification technique that involves changing the environment to manage the stimuli that trigger undesirable behaviors, thereby reducing or eliminating those behaviors.

Stimulation

Any activity that arouses or excites a bodily function or mental process, potentially leading to enhanced functioning or perception.

Counterconditioning

A behavioral therapy technique that involves teaching the patient to replace undesirable responses to stimuli with more desirable ones.

Feedback

The process of returning information about the outcome of a process or activity; an essential component of effective communication and improvement processes.