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Redshift is observed when:(1 point)
Astronomers discovered a redshift in light from most galaxies when observed from Earth.
What explains the observed redshift of
1 answer
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A quasar is observed at a redshift of z=1, which corresponds to a comoving radial distance of 3 Gpc. Its observed bolometric
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qwerty
2,923 views
Redshift is observed when:
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asked by
M
256 views
Lookback time for a given redshift, tL(z), is...
* time between the given redshift and the beginning of the Universe. * time
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qwerty
442 views
Astronomy: The Universe Online Practice
Complete this assessment to review what you’ve learned. It will not count toward your
1 answer
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Complete this assessment to review what you’ve learned. It will not count toward your grade.
1 of 101 of 10 Items Question
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Landon Sharp
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Scientists have observed that the light emitted from faraway galaxies is shifted toward the red on the electromagnetic spectrum
1 answer
34 views
Redshift and Blueshift Quick Check
1 of 31 of 3 Items Question When will a scientist observe redshift in the spectrum of a
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lol
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How does the wavelength of light we observe from those galaxies compare with its original wavelength when it was emitted?
The
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asked by
Alex-Johnson
1,430 views
We observe a galaxy at z = 1, and a quasar at z = 2. What is the redshift of the quasar as observed from that galaxy? Enter a
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asked by
simar
510 views