The Second Most Abundant Element in the Earth's Crust Is

question 49

Multiple Choice

The second most abundant element in the earth's crust is

• A)iron.
• B)aluminum.
• C)magnesium.
• D)silicon.

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Definitions:

Pollution

The contamination of natural environments by harmful substances or activities.

Environment Clean-up

The process of removing pollutants or contaminants from environmental media such as soil, groundwater, sediment, or surface water for the general protection and enhancement of the environment.

Negative Externality

A situation where the production or consumption of a good or service results in a harmful effect on unrelated third parties.

Market Equilibrium

Occurs when the quantity of a product demanded by consumers equals the quantity supplied by producers, leading to a stable price.