The Main Reason for Placing Astronomical Telescopes and Detectors on Satellites

question 42

Multiple Choice

The main reason for placing astronomical telescopes and detectors on satellites is to

• A) avoid dust and haze in Earth's atmosphere.
• B) avoid light pollution from cities and other built-up areas.
• C) get closer to the objects being viewed.
• D) get above the absorption in Earth's atmosphere.

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Definitions:

ROI

Return on Investment, a performance measure used to evaluate the efficiency or profitability of an investment relative to its cost.

Contribution Margin Ratio

The percentage of sales revenue remaining after variable costs are subtracted, indicating how much contributes to covering fixed costs and generating profit.

Fixed Expenses

Costs that remain constant regardless of the level of production or business activity.

Sales

The total revenue generated from goods or services sold by a company during a specific period.