1. MATTER

2. What is Matter?  Matter is anything that takes up SPACE.

3. What are Physical Properties?  Anything you can observe with your senses are physical properties.

4. Some Physical Properties can be observed by the Sense of Touch but not by the Sense of Sight.

5. Three States of Matter  Solid  Liquid  Gas

6. Measuring Matter  Volume- amount of space matter takes up.

7. Measuring Mass  Mass is the amount of matter in an object.

8. Tools for Measuring Mass and Volume ScaleSpoon Cylinders

9. What are Physical Changes?  Changes to matter in which no new kind of matter is formed.  Paper can be folded, cut, colored, and glued but it still paper.

10. What are Chemical Changes?  Chemical changes that form different kinds of matter.  Cooking food makes new kinds of matter.  For example flour, eggs, milk, and oil can make pancakes. Pancakes

11. Atoms  Atoms are the basic building blocks of matter.

12. Density  Density is an important physical property. Density is the mass of a substance per unit volume. Volume is the amount of space an object occupies. Density Volume

13. States of Water  Liquid Water-  You see liquid water coming out of the faucet, when it rains, and running in a river. Pure liquid water is free of salt, rocks, soil, and garbage.  Solid Water-  Ice, snow, and frost are examples of water in the solid state. Liquid water freezes at 0 degrees Celsius.  Water as a Gas-  You don't see anything because gas is invisible. Water evaporates to turn into a gas. Gases are colorless and odorless.

14. Mass  Mass is how much there is of an object. Mass is related to how much something weighs. Mass and weight are two different things. The unit for mass is a gram. A nickel has the mass of about one gram. Mass

15. Evaporation  Evaporation is the process in which liquid becomes gas. Steam

16. Mixture  A substance that contains two or more different types of matter. Soup

17. Solution  In a solution the particles of the different kinds of matter mix together evenly.