A Moon of Mass 4

question 13

Multiple Choice

A moon of mass 4.00 × 10¹⁵ kg is in a circular orbit of radius 1.00 × 10⁵ km about a planet of mass 6.00 × 10²⁰ kg. Determine the potential energy of the system.

• A)1.60 × 10¹⁰ J
• B)2.40 × 10³¹ J
• C)-1.60 × 10¹⁰ J
• D)-6.67 × 10⁵ J
• E)-1.60 × 10¹⁸ J

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Definitions:

Comparative Advantage

The economic principle that nations should produce and export goods in which they have the lowest relative cost of production.

Western European Countries

Nations located in the western part of Europe, often characterized by developed economies, democratic governance, and high living standards.

Foreign Oil

Oil that is sourced from countries other than one’s own, often importing to meet domestic demand.

Opportunity Cost

The cost of foregone alternatives; the loss of potential gain from other alternatives when one alternative is chosen.