Phoebe and Her Unicorn by Dana Simpson for August 12, 2016
August 11, 2016
August 13, 2016
Transcript:
Phoebe: It's too hot today. Marigold: I will help with a coldness spell. *zap* Phoebe: What's that about? Marigold: The coldness had to come from somewhere.
Not a source of cold so much as a heat sink, since cold is the absence of energy and not actually a thing unto itself.Newton did a whole study on the flow of thermal energy.