Biology, 05.05.2020 20:25 crazyshaniya
Which statements accurately describe the Doppler effect? Select three options.
It is used to learn about the behavior of the universe.
It was used by Hubble to measure velocities of galaxies.
It indicates galaxy motion through light wavelengths.
It indicates a galaxy moving toward Earth through red shift.
It indicates a galaxy moving away from Earth through blue shift.
Answers: 3
Biology, 21.06.2019 19:30
Astudent observes a star from two positions of earth in its orbit, in summer and winter, and measures the change in the position of the star. which of these can be best calculated by this method?
Answers: 1
Which statements accurately describe the Doppler effect? Select three options.
It is use...
It is use...
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