The Radial Velocity Curve of a Star with an Extrasolar

question 70

Multiple Choice

The radial velocity curve of a star with an extrasolar planet is a plot of

• A) radial velocity against luminosity
• B) radial velocity against brightness
• C) radial velocity against distance
• D) radial velocity against time

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Definitions:

Ecosystem

A community of interacting organisms and their physical environment.

Community

A group of interacting living organisms sharing a populated environment.

Opportunistic

Organisms or pathogens that take advantage of certain conditions to cause disease, often seizing on weakened immune systems.

R-strategist

A term used in ecology to describe species that produce large numbers of offspring, with relatively low parental care and investment.