Before the Decoupling

question 48

Multiple Choice

Before the decoupling:

• A)the Universe was transparent to radiation.
• B)the Universe was opaque to radiation.
• C)protons and electrons combined to form atoms.
• D)there was more helium than hydrogen.
• E)deuterium produced electrons and positrons.

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Definitions:

Cognitive Ability

The capacity to perform mental processes such as thinking, reasoning, and problem-solving, which underlie the acquisition of knowledge and understanding.

Regression

A defense mechanism leading to a temporary or long-term reversion of the ego to an earlier stage of development rather than handling unacceptable impulses in a more adult way.

Maternal Employment

The participation of mothers in the workforce, including their engagement in paid employment outside the home.

Conscience

An inner feeling or voice regarded as acting as a guide to the rightness or wrongness of one's behavior.