Wei,an Exchange Student from China,was Called Upon to Give an Example

question 62

Multiple Choice

Wei,an exchange student from China,was called upon to give an example of an externality that she experienced in her homeland.Which of the following would she cite?

• A) the decreasing number of persons afflicted with SARS
• B) government statistics showing an increasing unemployment rate
• C) weather bureau warnings against exercising outdoors
• D) the increasing number of postsecondary graduates

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Definitions:

Rhyolite Ash

Fine volcanic ash produced from explosive eruptions of rhyolite magma, characterized by high silica content.

Pyroclastic Material

Fragments of rock ejected by volcanic eruptions, including ash, lapilli, and volcanic bombs.

Volcanic Mudflows

Rapidly flowing mixtures of water, volcanic ash, and other debris, known as lahars, which can occur during volcanic eruptions.

Hot Fragments

Pieces of molten or semi-molten material, often expelled during volcanic eruptions, including lava bombs or volcanic ash.