A Student Releases a Ball from Rest on an Inclined

question 43

Multiple Choice

A student releases a ball from rest on an inclined plane and measures that it travels a distance of 0.5 m in a time of 2.0 s. The acceleration of the ball is

• A) 0.125 m/s².
• B) 0.25 m/s².
• C) 0.5 m/s².
• D) 1.0 m/s².

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Definitions:

Facial Feedback Hypothesis

The idea that facial expressions can influence emotional experiences, suggesting that smiling can make one feel happier.

Hedonic Treadmill

A theory suggesting that individuals tend to return to a relatively stable level of happiness despite major positive or negative events or life changes.

Negative Affect

A psychological state involving feelings of distress, discomfort, and unhappiness.

Positive Affect

A psychological state that involves feelings of enthusiasm, pleasure, and happiness.