The Distance to a Star Is Known If We Know

question 30

Multiple Choice

The distance to a star is known if we know its

• A)Parallax
• B)Apparent magnitude
• C)Surface temperature
• D)Mass

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Definitions:

Socially Optimal

A state of allocation of resources that achieves the best possible outcomes for society as a whole, considering both efficiency and equity.

Short-Run Aggregate-Supply

The total supply of goods and services that firms in an economy plan on selling during a specific time period when some resources (e.g., wages and resource prices) are fixed.

Trade-Off

A scenario where one sacrifices a certain attribute or characteristic to gain another.

Inflation

A widespread rise in prices and a decrease in the value of money.