Natalie Wright
Physical and Chemical Changes
Physical Property
Any charactsitic of a material that can be observe or measure without changing the identity of the material.
Chemical Change
A change in the identity of a substance due to the chemical properties of that substance.(you have a new substance) (is it reverably ?)
http://www.wholeblossoms.com/10-wholesale-roses.html
http://ronhullauthor.com/poems/rosedead.htm
Physical Change
The Physical Property of a substance change, but the identity of the substance does not change.
http://danny61.wordpress.com/2011/07/20/clay/
Chemical Property
Any charactistic that gives a substance the abillity to under go a change that results in a new substance.