Ask your own question, for FREE!
Biology 8 Online
OpenStudy (anonymous):

An astronomer would most likely use the Doppler effect to measure the color of a star. measure the parallax of a star. measure the brightness of a star. measure the shift in the emission spectrum of a star.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!