A Uniform Horizontal Bar Is in a Region of Space

question 30

Multiple Choice

A uniform horizontal bar is in a region of space where the acceleration due to gravity g varies,increasing from left to right.Where is the location of the center of mass relative to the center of gravity?

• A)They are at the same location.
• B)The center of mass is to the left of the center of gravity.
• C)The center of gravity is to the left of the center of mass.
• D)It depends on the shape of the bar.
• E)It depends on how much g changes.

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Definitions:

Delaying Gratification

The capacity to withstand the allure of an instant gratification in favor of receiving a reward at a later time.

Temporal Discounting

The tendency to devalue rewards and consequences that happen in the future in favor of immediate gratifications.

Learned Helplessness

A condition in which a person suffers from a sense of powerlessness, arising from a traumatic event or persistent failure to succeed.

Certainty Effect

The tendency of people to overweight outcomes that are certain relative to outcomes which are only probable.