Which Distance Indicator Can Be Used to Measure the Most

question 13

Multiple Choice

Which distance indicator can be used to measure the most distant objects?

• A) Cepheids
• B) parallax
• C) Type Ia supernovae
• D) main-sequence fitting

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Definitions:

Long-run Phillips Curve

A graphical representation showing the relationship between inflation and unemployment when inflation expectations are fully adjusted to actual inflation.

Natural Rate

The long-term unemployment rate that is observed once the effect of short-term cyclical factors has been removed, considered to be the rate of unemployment consistent with a stable rate of inflation.

Short-run Phillips Curve

A curve illustrating the inverse relationship between the rate of inflation and the rate of unemployment in an economy for a short-term period.

Expected Inflation

The rate at which consumers, businesses, and investors expect prices to rise over a future period.