Which of the Following Igneous Rocks Does Not Consist of Volcanic

question 23

Multiple Choice

Which of the following igneous rocks does not consist of volcanic glass?

• A)ash
• B)gabbro
• C)obsidian
• D)pumice

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Definitions:

Economics

The social science that studies how goods and services are produced, distributed, and consumed, and how individuals, businesses, and governments make choices given limited resources.

Institutions

Structures or mechanisms of social order governing the behavior of a set of individuals within a given community, including laws, norms, and organizations.

Society

An organized group of individuals living together in a structured community with shared laws, traditions, and values.

Economizing Problem

The need to make choices about how to best use limited resources to satisfy unlimited wants.