Taking the Zero of Potential Energy to Be at the Infinite

question 34

Multiple Choice

Taking the zero of potential energy to be at the infinite separation of two masses, consider the energy of a body in circular planetary motion. Which of the following statements is valid?

• A) The total mechanical energy of the system is constant and negative.
• B) The total mechanical energy of the system is constant and positive.
• C) The potential energy of the system is equal to the kinetic energy but opposite in sign.
• D) The potential energy of the system decreases as the radius of the orbit increases.
• E) The potential energy does not depend on the distance between the masses.

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Definitions:

Humanistic Approaches

A psychological perspective that emphasizes the study of the whole person, looking at human behavior not only through the eyes of the observer but through the eyes of the person doing the behaving.

Conditions of Worth

Standards that one feels they must adhere to in order to earn positive regard from others.

Self-Actualization

The realization or fulfillment of one's talents and potentialities, especially considered as a drive or need present in everyone.

Unconditional Positive Regard

An attitude of acceptance and support toward a person regardless of what the person says or does, originally described in the context of client-centered therapy.