Directions: Use the links below and the textbook as external resources.
http://kids.britannica.com/comptons/article-329324/chemical-reaction
http://www.ehow.com/info_10025863_5-ways-chemical-change-occurred.html
http://kids.britannica.com/comptons/article-329324/chemical-reaction
http://www.ehow.com/info_10025863_5-ways-chemical-change-occurred.html