Two Planets Are Orbiting a Star in a Distant Galaxy

question 44

Multiple Choice

Two planets are orbiting a star in a distant galaxy.The first has a semimajor axis of 150 *10⁶ km, an eccentricity of 0.20, and a period of 1.0 Earth years.The second has a semimajor axis of 250 * 10⁶ km, an eccentricity of 0.30, and a period of:

• A)0.46 Earth yr
• B)0.57 Earth yr
• C)1.4 Earth yr
• D)1.7 Earth yr
• E)2.8 Earth yr

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Definitions:

Analogy

A comparison between two things, typically for the purpose of explanation or clarification.

Acceptance Stage

A phase in the psychological process of grieving or coping, where an individual comes to terms with a reality or situation.

Learning

The acquisition of knowledge or skills through experience, study, or being taught.

Demonstrates

The action of showing or proving something through example or evidence, often used in educational and professional contexts.