The Distance-Measuring Techniques, Arranged in Order of the Distance for Which

question 19

Multiple Choice

The distance-measuring techniques, arranged in order of the distance for which they are MOST effective (from least to most) are

• A) Cepheid variables, spectroscopic parallax, Type Ia supernovae, and Tully-Fisher relation.
• B) spectroscopic parallax, Tully-Fisher relation, Cepheid variables, and Type Ia supernovae.
• C) spectroscopic parallax, Cepheid variables, Tully-Fisher relation, and Type Ia supernovae.
• D) Cepheid variables, spectroscopic variables, Type Ia supernovae, and Tully-Fisher relation.

---

Definitions:

Substitution Effect

The change in quantity demanded of a good due to a change in its price, leading consumers to switch to or from substitute products.

Higher Wage

A wage rate that is above the average or minimum level commonly paid for similar work.

Wage Discrimination

Unequal pay for workers who perform similar jobs or duties, often based on gender, race, age, or sexual orientation.

Marginal Productivity

The increase in output produced by adding one more unit of a specific input, keeping all other inputs constant.