After the Earth Was Formed

question 27

Multiple Choice

After the Earth was formed

• A) it was bombarded by huge chunks of rock.
• B) outgassing ended.
• C) its atmosphere remained virtually unchanged.
• D) the densest materials collected as the Earth's crust.
• E) its temperature was too cold to support life.

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Definitions:

Nonexcludable

Characterizes a good or service for which it is not possible to prevent individuals who do not pay from consuming it, leading to potential free-rider problems.

Nonpaying Customers

Individuals who receive a good or service without providing monetary compensation.

Externality

A cost or benefit caused by a producer that is not financially incurred or received by that producer.

Pollution

The contamination of the environment by harmful substances or waste, leading to adverse effects on living organisms and ecosystems.