Physical Changes
--Water Changing to Ice
--Water Evaporating to Vapor
--Chocolate Melting
--Tearing Paper
--Cutting a Piece of Wood
Chemical Changes
--Metal Rusting
--Fire Burning Something
--Vinegar and Baking Soda Reacting
--The Statue of Liberty Turning Green
--Baking a Cake
The simulation linked below may not work on all devices or computers. It is however, a fantastic simulation which allows you to see how varying temperatures affect the molecules in various substances.