If Nebular Theories of the Origin of the Solar System

question 6

Multiple Choice

If nebular theories of the origin of the solar system are correct,then which of the following is a likely consequence?

• A)There are many planetary systems in the galaxy
• B)The Sun is much older than the planets
• C)Fusion is not occurring in the Sun
• D)The Sun once had a binary companion

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Definitions:

Accounting Profit

The total revenue of a business minus the explicit costs of operating, not including opportunity costs.

Implicit Costs

The opportunity costs that are not directly paid out but represent the loss of potential income from using resources in a certain way.

Opportunity Costs

Missing out on possible advantages from other choices by opting for a particular alternative.

Externalities

Spillover effects of an activity that influence the well-being of nonconsenting parties.