How Much of the Earth's Surface Is Covered with Water

question 53

Multiple Choice

How much of the Earth's surface is covered with water?

• A) 55%
• B) 65%
• C) 75%
• D) 85%

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Definitions:

Oligopoly

A market structure characterized by a small number of firms that control the majority of the market share, leading to limited competition.

Electric Water Heaters

Devices that use electrical resistance heating elements to heat water for use in homes and businesses.

Natural Gas

A fossil fuel used as a source of energy for heating, cooking, and electricity generation, consisting mainly of methane and other hydrocarbons.

Hybrid Vehicles

Cars that use a combination of at least one electric motor alongside a gasoline engine to drive the vehicle, offering improved fuel efficiency and reduced emissions.