The Above Visual Wavelength Image of Spectra (Right Panel) Taken

question 132

Multiple Choice

The above visual wavelength image of spectra (right panel) taken from a spiral galaxy (left panel) shows an emission line that is__________ on the side that is rotating away and an emission line that is ___________ on the side that is rotating towards us.

• A) redshifted, redshifted
• B) blueshifted, blueshifted
• C) redshifted, blueshifted
• D) blueshifted, redshifted

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Definitions:

Demand Function

A mathematical representation of the relationship between the quantity demanded of a good and its determining factors, such as price and consumer income.

Substitution Effect

The change in consumption patterns due to a change in the relative prices of goods, leading consumers to replace more expensive items with less expensive ones.

Income

Beneficial returns gained from employment or investment opportunities, typically on a scheduled basis.

Price

The price one must pay to obtain a good or service.