Wyatt+Keller

1. Look at your notes, text, or Internet to find out what these four terms mean: Physical Property, Chemical Property, Physical Change, Chemical Change 2. Find and copy 4 pictures to your : 1 showing a physical property, 1 showing a chemical property, 1 showing a physical change, 1 showing a chemical change. 3. Place the images on your wiki page under the heading "**ASSIGNMENT 1: Physical and Chemical Properties and Changes**" and include a 1-2 paragraph explanation like my example below.
 * **ASSIGNMENT 1: Physical and Chemical Properties and Changes**
 * Note: each image is worth 3 points and each correct sentence is worth 2 points for a total of 20 points**.

Definitions

Physical Property: The characteristics of a substance that can be observed without changing the identity of a substance. Chemical Property: Properties that describe how a substance changes into other substances. Physical Change: Changes in size, shape, or state of matter. Does not change the identity of a substance. Chemical Change: Change that happens substance undergoes when it turns into another substance.

This is an example of a Physical Change. This is a physical change because the ice is changing state, not creating a new chemical substance.

This is an example of a chemical change. This is a chemical change because it went from steel into a whole new substance, which is rust.

 This is an example of a physical property because it's color. The different colors of the leaves are examples of physical properties.

This is a chemical property. This shows how a match ignites and catches fire when it is struck/

