Documents Spark 09/22/2011

Spark 09/22/2011 On a very warm day at the beach, which heats up faster, the water or the sand? Once night rolls in, which cools faster? If some materials heat up faster…

Documents Heat Changes

E N T H A L P Y - H heat content in matter: E N T H A L P Y - H heat content in matter: natural systems tend to go from a state of high energy to a state of low energy. E…