Title: A star is moving toward Earth at 90% the speed of light. The star emits light, which moves away from ... Post by: Chery on Dec 6, 2016 A star is moving toward Earth at 90% the speed of light. The star emits light, which moves away from the star at the speed of light. What do Earth-based astronomers measure for the speed of this light?
A) c B) 1.9c C) 1.2c D) 0.98c E) 0.95c Title: Re: A star is moving toward Earth at 90% the speed of light. The star emits light, which moves away ... Post by: noreyaga on Dec 6, 2016 Content hidden
Title: Re: A star is moving toward Earth at 90% the speed of light. The star emits light, which moves away from ... Post by: Chery on Jan 13, 2017 I needed this so much, thanks
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