Only One of the Following Statements Is Correct

question 21

Multiple Choice

Only one of the following statements is correct.The correct statement is:

• A)Average velocity is not a vector quantity.
• B)The average velocity can always be expressed as one-half the sum of the initial and final velocities.
• C)An accelerating body always changes its direction of motion.
• D)The instantaneous velocity is equal to the time rate of change of the displacement.
• E)A body undergoing constant acceleration changes its velocity by larger increments in succeeding equal time intervals.

---

Definitions:

Cannon-Bard Theory

A theory of emotion that argues emotions and physiological reactions such as sweating and trembling, occur simultaneously following a stimulus, rather than the emotion being a result of the physiological reactions.

James-Lange Theory

A theory hypothesizing that physiological arousal instigates the experience of emotion rather than the other way around.

Psychological

Relating to the mind or mental processes and how they affect behavior in different contexts.

Psychological Needs

Fundamental human requirements for mental well-being, including needs for autonomy, competence, and relatedness.