When They Build Big New (Visible -Light) Telescopes, Astronomers Want

question 17

Multiple Choice

When they build big new (visible -light) telescopes, astronomers want to put them in places where they will get the best views of the sky. Which of the following is not an important part of how astronomers select places for new telescopes?"

• A) the place must have clear weather on as many nights as possible
• B) the place must be near a university or college
• C) the sky above the place must be dark (no light pollution)
• D) the place must be dry (not too much water vapor in the air)
• E) the air at the place must be quiet, not turbulent

---

Definitions:

Output

Refers to the total amount of goods or services produced by a firm or economy over a specific period.

Marginal Revenue Product

This term refers to the additional revenue generated from using one more unit of input, illustrating the contribution of that unit to the total output's revenue.

Last Unit

Refers to the final item or unit produced or consumed, which can be significant in determining the marginal cost or utility.

Labor Employed

The total number of workers who are currently hired and working in a given sector or economy.