A Planet Is Detected Via the Doppler Technique

question 6

Multiple Choice

A planet is detected via the Doppler technique.The velocity change of the star is a measure of

• A)the planet's size and density.
• B)the planet's mass and orbital distance.
• C)the planet's mass and composition.
• D)the planet's orbital period and eccentricity.
• E)the planet's size and orbital distance.

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Definitions:

Trade Agreement

A contractual arrangement between countries regarding their trade relationships and tariffs.

Microeconomics

Branch of economics that deals with the behavior of individual economic units—consumers, firms, workers, and investors—as well as the markets that these units comprise.

Benefit

The advantage or profit gained from something.

Absolute Advantage

The ability of a country, individual, or firm to produce a good more efficiently than another entity using the same amount of resources.