Why Is the Innermost Galilean Moon Io Made Mostly of Rock

question 41

Multiple Choice

Why is the innermost Galilean moon Io made mostly of rock while the outermost Galilean moon, Callisto made of a mixture of ice and rock?

• A) Io formed close to Jupiter where the temperatures were too high for ices to form
• B) Callisto was captured as it wandered in from the Kuiper Belt
• C) Io once had ice on its surface which was vaporized away by volcanism
• D) Callisto experience many impact by icy comets which built up a layer of ice on its surface

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Definitions:

Consumer Goods

Goods that are produced and purchased for personal use, satisfying direct consumer wants and needs.

Opportunity Cost

Waiving the opportunity for improvement from multiple choices by deciding on one.

Linear Production

A type of production process where output increases at a constant rate as more inputs are added.

Production Possibility Frontier

A visual representation showcasing the maximum achievable outputs for two goods, predicated on a specified set of inputs like resources among others.