What Is the Most Accurate Way to Determine the Distance

question 145

Multiple Choice

What is the most accurate way to determine the distance to a nearby galaxy?

• A)radar ranging
• B)Cepheid variables
• C)main sequence fitting
• D)stellar parallax
• E)Hubble's law

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Definitions:

Shortage

A scenario in which the market's need for a service or product surpasses its availability.

Surplus

An excess of production or supply over demand, often leading to lower prices or an inventory accumulation.

Price Ceiling

A government-imposed limit on how high a price is charged for a product, aimed at preventing prices from reaching levels deemed too high.

Price Floor

A government or group-imposed price control or limit on how low a price can be charged for a product. It is aimed at preventing prices from being too low.