The Mass of 1 Cubic Meter of Fresh Water Is

question 68

Multiple Choice

The mass of 1 cubic meter of fresh water is 1,000 kg.At the top of a 100 m hydroelectric dam the potential energy of the cubic meter of water is

• A)10,000 N.
• B)98,000 N.
• C)100,000 N.
• D)980,000 N.

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Definitions:

Oxygen

A chemical element, represented by the symbol O, essential for life as it is a major component of air and water, supporting combustion and respiration.

Organic Molecules

Complex molecules that contain carbon and are typically found in living organisms, essential for life processes.

Inorganic Molecules

Chemical compounds lacking a carbon-based structure, excluding carbonates and bicarbonates, that are typically found in non-living matter.

Hydrothermal Vents

Openings in the ocean floor that release heated water rich in minerals, supporting unique ecosystems based on chemosynthesis rather than photosynthesis.