Which of the Following Methods Has Been the MOST Successful

question 33

Multiple Choice

Which of the following methods has been the MOST successful in detecting extrasolar planets around other star systems?

• A) regular changes in the positions of the parent stars with respect to more distant stars as they move across the sky
• B) detection of brightness changes in a star as a planet passes in front of it
• C) detection of Doppler shifts in the spectra of the parent stars
• D) detection of reflected starlight

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Definitions:

Pomegranates

A fruit with a tough outer layer that contains sweet-tart arils, which are edible seeds surrounded by juicy pulp.

Bananas

A type of elongated, edible fruit produced by various kinds of large herbaceous flowering plants in the genus Musa.

Principle Of Diminishing Marginal Utility

The proposition that each successive unit of a good or service consumed adds less to total utility than did the previous unit.

Marginal Utility

The augmented utility or satisfaction a consumer experiences when they consume one more unit of a product or service.