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Also, disorder is a good starting point when thinking about entropy, but it is not a perfect description of entropy, so some you have to careful when thinking about it in that way. Though I believe your example to be correct. [[User:Richardm|Richardm]] ([[User talk:Richardm|talk]]) 12:48, 18 September 2016 (EDT)
 
Also, disorder is a good starting point when thinking about entropy, but it is not a perfect description of entropy, so some you have to careful when thinking about it in that way. Though I believe your example to be correct. [[User:Richardm|Richardm]] ([[User talk:Richardm|talk]]) 12:48, 18 September 2016 (EDT)
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:But you said above ''"Furthermore, it only applies to a closed system, the earth is not a closed system as the sun pours energy onto the earth."''  You're saying that the earth is an '''''open''''' system, that the 2nd Law '''''isn't valid''''' for an open system.  If that's the case, then how do you get that coffee to cool down like you described?
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:The 2nd Law is happening to this open system on earth; we see it every day.  [[User:Karajou|Karajou]] ([[User talk:Karajou|talk]]) 13:25, 18 September 2016 (EDT)
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