When We Say That Light from a Distant Stellar Object

question 10

Multiple Choice

When we say that light from a distant stellar object is red-shifted,this means that the light we see

• A) is from an object moving toward us.
• B) is red in color and must have come from a red giant star.
• C) has a higher frequency than at the source.
• D) has a longer wavelength than at the source.

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Definitions:

Break-Even Quantity

The quantity of product sold at which total revenues equal total costs, resulting in no profit or loss.

Compensation

Remuneration or payment given to someone in exchange for their work or a service provided.

Salary Increase

An upward adjustment in an employee's pay rate, often awarded for performance, longevity, or changes in market conditions.

Price Elasticity

A measure of how much the quantity demanded of a good responds to a change in the price of that good, reflecting the good’s sensitivity to price changes.