John+Stevens

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 * ASSIGNMENT** 2:




 * ASSIGNMENT 1: Physical and Chemical Properties and Changes**


 * [[image:http://www.freefoto.com/images/16/21/16_21_16---Shower-of-rain_web.jpg?&k=Shower+of+rain width="360" height="240"]] || The temperature of this rain is a physical property. ||
 * [[image:http://www.knowcancer.com/cancer-news/wp-content/uploads/2010/05/ice-cubes.jpg width="329" height="262"]] || The freezing of the rain water to ice is an example of a physical change. ||


 * [[image:http://www.yustartliving.com/images/pHchart.gif width="294" height="395"]] || The pH level of things is an example of a chemical property. Other chemical properties are flammability,combustibility, explosiveness, and reactivity. ||
 * [[image:http://www.smash-repair.com.au/images/rust-repairs.jpg width="357" height="240"]] || The forming of rust is an example of a chemical change. It occurs when acid rain water reacts with certain other materials forming a new matieral. Iron, Oxygen, and water are the substances that form rust. ||