Slide 2:
Melting
Melting :
Melting Fusion is another name
From solid to a liquid
Ice melts at 0 degree Celsius
Melting point
Tungsten: 3683 Kelvins
When energy is added, substance begins to vibrate
It is used in metal and glass industry
Freezing :
Freezing Freezing
Freezing :
Freezing Also called solidification
From liquid to solid
Water
Freezing point
When freeze, crystals form
Crystallization
Glass and glycerol
Exothermic reaction
Used to preserve food and to freeze metals Ice
Sources :
Sources http://en.wikipedia.org/wiki/Melting
http://en.wikipedia.org/wiki/Freezing
http://en.wikipedia.org/wiki/Melting_point
http://en.wikipedia.org/wiki/Freezing_point