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Title: If we sent a radio message toward the star nearest to the Sun, and intelligent beings from a planet ... Post by: staedtler on Mar 16, 2017 If we sent a radio message toward the star nearest to the Sun, and intelligent beings from a planet near that star sent back a reply immediately upon receipt of the message, how long after our transmission would we have to wait for a reply?
A) 8.6 years B) 1 light-year C) 1 year D) 20,000 years Title: Re: If we sent a radio message toward the star nearest to the Sun, and intelligent beings from a ... Post by: discoverer on Mar 16, 2017 Content hidden
Title: Re: If we sent a radio message toward the star nearest to the Sun, and intelligent beings from a planet ... Post by: staedtler on May 1, 2017 I really appreciate your help!
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