Which of the Following Is Not an Observed Characteristic of the Cosmic

question 38

Multiple Choice

Which of the following is not an observed characteristic of the cosmic microwave background?

• A)It has a perfect thermal radiation spectrum.
• B)Its temperature is the same everywhere,except for small variations at the level of 1 part in 100,000.
• C)Its temperature is a little less than 3 Kelvin (3 degrees above absolute zero).
• D)It contains prominent spectral lines of hydrogen,the primary chemical ingredient of the universe.

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Definitions:

Psychosocial Development

A theory proposed by Erik Erickson that suggests an individual's development is influenced by social experiences across eight stages of life from infancy to late adulthood.

Promoting Health

Activities or practices focused on encouraging and maintaining health and well-being, rather than just treating disease.

Learning New Skills

The process of acquiring new abilities or knowledge through practice, study, or experience.

Cognitive Development

The process by which an individual learns, acquires knowledge, and develops the ability to reason and understand their world.