1G3 were working on how you change between solid, liquid and gas. When do you need to put heat energy in? When do you need to cool things down, not heat them up? What are the names for the different changes of state?
jw
1G3 were working on how you change between solid, liquid and gas. When do you need to put heat energy in? When do you need to cool things down, not heat them up? What are the names for the different changes of state?
jw
