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.

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Definitions:

Norepinephrine

A neurotransmitter and hormone involved in stress response, increasing heart rate, and blood pressure, and playing a role in attention and response actions.

Serotonin

A neurotransmitter involved in many processes within the body, including the regulation of mood, appetite, and sleep.

Lithium

A chemical element used as a medication to treat mood disorders, particularly bipolar disorder, by stabilizing mood.

Clozapine

An antipsychotic medication used in the treatment of schizophrenia, particularly effective for patients who do not respond to other treatments.