What Was the Earth's Primordial Atmosphere Composed of and How

question 67

Essay

What was the Earth's primordial atmosphere composed of and how much fainter was the Sun?

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Definitions:

Central Tendency

A statistical measure that identifies a single value as representative of a distribution of data, often summarized by the mean, median, or mode.

Measures Central Tendency

Statistics that describe the center of a data distribution, including mean, median, and mode.

Mean

The average value of a series of numbers, found by taking the sum of the numbers and dividing this sum by the quantity of numbers in the series.

Median

In a sequence of numbers sorted from lowest to highest, the median represents the number that lies at the midpoint.