The Source of Energy That Keeps the Sun Shining Today

question 2

Multiple Choice

The source of energy that keeps the Sun shining today is ________.

• A) nuclear fission
• B) nuclear fusion
• C) gravitational contraction
• D) chemical reactions

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Definitions:

Evaluate

To assess or appraise the value, quality, or performance of something or someone.

Effectiveness

The degree to which something is successful in producing a desired result or outcome.

Blind Observer

An individual who measures or assesses research data without knowing the hypotheses or participants' group assignments to avoid bias.

Spontaneous Remission

The unexpected improvement or cure of a disease or condition that appeared permanently, without medical intervention.