The First Function of Water Vapor in the Earth's Original

question 8

Multiple Choice

The first function of water vapor in the earth's original atmosphere was to:

• A) fall as rain and thus fill the oceans.
• B) increase the amount of carbon dioxide in the atmosphere.
• C) create oxygen.
• D) provide needed nourishment for primitive plants.
• E) block the solar wind.

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Definitions:

Truck OEM

Original Equipment Manufacturer specializing in the production and design of trucks, providing the initial equipment and parts.

Navistar International

An American holding company that owns the manufacturer of International brand commercial trucks, buses, defense vehicles, and engines.

Hollow Box-Section

A hollow, box-shaped section of material, often metal or plastic, used in construction and manufacturing for its strength and lightweight characteristics.

Beam Axles

A type of axle design where a single piece runs across the vehicle, supporting the wheels on opposite sides, typical in certain trucks and older vehicles.