The Sun's Source of Energy at the Present Time Is

question 114

Multiple Choice

The Sun's source of energy at the present time is thought to be

• A) thermonuclear fusion (combining)of hydrogen atoms.
• B) thermonuclear fission (splitting)of heavy elements into hydrogen.
• C) chemical burning of hydrogen gas with oxygen.
• D) gravitational contraction.

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Definitions:

Bushels

A unit of volume that is used primarily in the United States to measure agricultural commodities like grains.

Standard Deviation

A measure that quantifies the amount of variation or dispersion of a set of data values from their mean.

Confidence

The degree of certainty or belief in one's abilities, qualities, or the reliability of something.

Insecticide

Chemical substances used to kill or control the population of insects, typically used in agriculture and pest control.