If We Allow for a Planet with an Atmosphere Lacking

question 54

Multiple Choice

If we allow for a planet with an atmosphere lacking greenhouse gases or dust, the outer boundary of the Sun's habitable zone would be

• A) at exactly the current orbital distance of Mars
• B) well beyond the orbital distance of Mars
• C) roughly halfway between the orbits of the Earth and Mars
• D) just inside the orbit of Mars

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Definitions:

Beetle

Insect belonging to the order Coleoptera, distinguished by their hard exoskeletons, wing cases (elytra), and wide variety of sizes and colors, making them one of the most diverse groups of insects.

Classification

The organizing of living organisms into categories based on shared characteristics or evolutionary history.

Evolutionary Relationships

The connections between different species or groups of organisms based on their common ancestry and evolutionary history.

Naming

The process or act of giving a name to someone or something.