Matt+Sommers


 * ASSIGNMENT 3: Element Advertisement**

Nickel: Group #10, Period #4. The nickel family: silvery white, magnetic at room temperature, not magnetic above temperature, and hard. Nickel is the 5th most common element on earth. It is used for making batteries, stainless steel, magnets, coins, armor plating, and giving glass a green color.



Are your batteries old and warn out? Do you think that your batteries run out of energy too quickly? Then you need to buy some batteries made of nickel!



These batteries will not run out as fast as other batteries do. You'll know that you are getting quality batteries when you buy these. So it is your choice, you can keep changing batteries every month, or you can change them every 2-3 months. You decide!


 * ASSIGNMENT 2: Classification of Matter Flowchart**


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

The green paint on the camero is a physical property.

When the paint on the camero changes to blue, that is considered a physical change. It is a physical change because it did not change the substance into a different substance. Physical changes include size, shape, and state of matter.





The chemical property of acid rain water is corrosivity.

When the acid rain reacts with the metal, it creats rust. Rust is a chemical change because it is a new substance that is created.