Matter is anything that has mass and takes up space. EVERYTHING is made up of matter, no matter what
it is.
The Three States of Matter
Matter can be in 3 different states: solid, liquid, or gas.
Solid: matter that has definite shape and volume
Liquid: a form of matter that flows, has a fixed volume, and takes the
shape of its container
Gas: a form of matter that takes the shape and volume of its container
What's A Substance?
Substance: matter that has a uniform and definite composition
Studying the physical properties of a substance can help you identify the substance. Physical properties are things like
color, smell, taste, texture, density, melting point, and boiling point.
Ways Matter Can Change
Matter can go through 2 types of change: physical and chemical
Physical Changes
A
physical change changes a material without altering the chemical composition.
Examples
- Breaking
- Chopping
- Bending
- Boiling
- Freezing
- Cutting
- Crushing
Chemical Changes
A chemical change, or reaction, one or more
substances change into new substances. The composition of the substance is changed.
Examples:
- rotting
- rusting
- burning
- exploding
- decomposing
