If There Were No Greenhouse Effect, Earth's Average Temperature Would

question 53

Multiple Choice

If there were no greenhouse effect, Earth's average temperature would likely be

• A)near absolute zero.
• B)a frigid -18°C.
• C)comfortably cooler.
• D)warmer than now.

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Definitions:

Concentration Decrease

A reduction in the amount of a substance present in a specified volume of solution, typically resulting from dilution or chemical reaction.

Chemical Reaction

A process that involves rearrangement of the molecular or ionic structure of substances, resulting in the formation of new products.

Nitrogen Gas

A diatomic molecular gas (N2) that constitutes 78% of the Earth's atmosphere, colorless, odorless, and mostly inert.

Nitrogen Monoxide

A colorless gas with the formula NO; it is an important signaling molecule in the body and contributes to various biological processes.