1. Changes in Matter
Vocabulary

2. It can be a change in size, shape, mass, volume, color, texture, etc.
Physical Change
A change that happens to a piece of matter that doesn’t change what the matter is.
It can be a change in size, shape, mass, volume, color, texture, etc.

3. Iron into Rust Fizzing Alka Seltzer Burning Wood Bleached Fabric
Chemical Change
A change that happens to a piece of matter that changes it into a completely different piece of matter--something totally new.
Iron into Rust Fizzing Alka Seltzer
Burning Wood Bleached Fabric

4. chemical property
an attribute, or characteristic that can only be observed and measured during a reaction that alters, or changes, what the piece of matter is (a chemical change)

5. Combustion
The process of burning

6. pH Indicators: litmus paper, cabbage juice, grape juice.
A substance or item that shows (indicates) that an event has happened or that a property exists.
Indicators of Chemical Change: temperature change, bubbles (gas formation), formation of a new solid.
pH Indicators: litmus paper, cabbage juice, grape juice.

7. Acid
A compound that has a sour taste It has a pH that measures less than 7.

8. Base
A compound that has a bitter taste. They are often slippery to the touch A base has a pH that measures more than 7.

9. A substance that is used during a chemical reaction.
Reactant
A substance that is used during a chemical reaction.

10. A substance that is made during a chemical reaction.
Product
A substance that is made during a chemical reaction.