Suppose a Comet Is Observed to Have a Surface of Pure

question 156

Multiple Choice

Suppose a comet is observed to have a surface of pure ice with very little dust and rock on its surface. What can be said about this comet?

• A) The comet originated in the Kuiper belt rather than the Oort cloud.
• B) The comet is probably making its first passage near the Sun.
• C) The comet is very old, having made many trips around the Sun.
• D) The comet is part of the family of Kreutz comets.

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Definitions:

Economic Growth

An increase in a country's output of goods and services over time, typically measured by the rise in real GDP, which enhances the economy's overall wealth and living standards.

Natural Resources

Materials or substances occurring in nature which can be exploited for economic gain.

Human Capital

The stock of competencies, knowledge, social and personal attributes, including creativity, embodied in the ability to perform labor so as to produce economic value.

Physical Capital

Assets that are tangible, such as machinery, buildings, and equipment, which are used in production to create other goods or services.