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Light of wavelength 661.1 nm is received from a star that is emitting light of wavelength 659.6 nm. ...

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Light of wavelength 661.1 nm is received from a star that is emitting light of wavelength 659.6 nm. ...

Light of wavelength 661.1 nm is received from a star that is emitting light of wavelength 659.6 nm. How fast is the star moving relative to the Earth, and is it moving toward or away?

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580 km/s away

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580 km/s toward

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680 km/s away

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680 km/s toward

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College Physics

Edition: 5^th

Author: Giambattista

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