1. Matter Unit 1.3 Week of August 22, 2016
Vocabulary – On-level
Matter Unit 1.3 Week of August 22, 2016

2. S8P1. Students will examine the scientific view of the nature of matter.
e. Distinguish between changes in matter as physical (i.e., physical change) or chemical (development of a gas, formation of precipitate, and change in color).

4. crumpling a sheet of aluminum foil melting an ice cube
Physical Changes
A change in a substance that does not change its identity.
It is still the same substance after a change.
Examples:
crumpling a sheet of aluminum foil
melting an ice cube
casting silver in a mold
breaking a bottle

5. Examples:
burning wood
mixing acid and base
digesting food
cooking an egg
baking a cake
rusting of iron
Chemical Change
A Change in which one or more substances combine or break apart to form a new substance.

6. Chemical vs. Physical Change Video

7. Precipitate
A solid that forms from a solution during a chemical reaction.

8. Precipitate Example Video

9. Reactivity
The ease and speed with which an element combines, or reacts, with other elements and compounds.

10. Tarnish
A thin layer of corrosion that forms over some metals as their outermost layer undergoes a chemical reaction.
Examples:
Rust on a Nail
Silver that turns dark

11. Oxidation
Oxidation is the process when oxygen combines with an element, changing the appearance of the element.
Example:
When iron reacts with oxygen and changes to rust, this is an example of oxidation.
When an apple turns brown.

12. Oxidation

13. Flammability
Flammability is the ability of a substance to burn or ignite, causing fire or combustion.

14. Quizlet – Matter 2.1
Go to Quizlet.com. Search AMS Physical Science. Go to classes tab. Select Matter 2.1.