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Blog post: swansont: It's Pure … Something

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One of the more popular crackpottish ramblings I run across concerns "pure energy" and an explanation of what it is. Here is a good counterpoint:

 

Energy is a property of “stuffâ€; that is a physical system. A configuration of a physical system will have a property that we can indirectly measure, which we call
energy
. One cannot have energy as some independent “thingâ€.

 

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