An Astronomer Is Examining Quasars and Happens Upon Two Quasars

question 101

Multiple Choice

An astronomer is examining quasars and happens upon two quasars in nearly the same part of the sky that have identical spectra. They cannot see any massive object in the region between the two quasars. What is a reasonable explanation for this discovery?

• A) The discovery is not really a surprise because all quasars are formed by the same processes and all have virtually identical spectra.
• B) The two quasars are part of a binary pair of quasars that were formed together, are at the same stage in their lives, and have the same spectra.
• C) The two quasars cannot be gravitational lensing images because there is no visible lensing object in the space between them.
• D) The two quasars are most likely gravitational lensing images, and the lensing object is mostly dark matter with little visible emission.

Recognize the role of different brain regions and neurotransmitters in emotion and emotional disorders.

Differentiate between various theories of emotion.

Identify the prevalence and impact of eating disorders and obesity.

Comprehend the physiological and neural bases of emotion.

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Definitions:

Core Assumptions

Fundamental beliefs or principles that are taken as true without question within a theoretical framework or approach.

Scientific Method

The process of developing, testing, and refining theories to understand the determinants of social behavior.

Social Cognition

An examination of the ways in which people interpret, keep, and use data about other individuals and social scenarios.

Power of The Situation

The influence that environmental or situational factors have on individuals' behavior, often underestimating personal dispositional factors.