Which Highly Reactive Gas Was Probably Absent from the Earth's

question 37

Multiple Choice

Which highly reactive gas was probably absent from the Earth's primitive atmosphere?

• A)methane
• B)carbon dioxide
• C)O₂ (oxygen gas)
• D)water vapor

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Definitions:

Per Capita Water

The average volume of water available or consumed per person in a specific region during a defined period, often used in the context of assessing water resources management.

Commodity Prices

The market prices for raw materials or primary agricultural products.

Modernizing Economies

The process by which traditional or less developed economies transform and grow through industrialization and other changes.

Birthrates

The ratio of the number of births in a given population to the total population size, usually expressed per 1000 individuals per year.