Solids, Liquids & Gases
Has a definite volume and a definite shape
Solid
When a solid becomes a liquid
Melting
The substance dissolved in a given solution.
Solute
When a liquid is cooled, it becomes a ___
Solid
Dew on the ground is an example of ___
condensation
Has a definite volume but not a definite shape
Liquid
When a liquid becomes a solid
freezing
A substance that dissolves another to form a solution.
Solvent
When heat is added to a solid, it becomes a ___
liquid
False, it is a chemical change because I changed the substance
Has neither shape or volume
Gas
When a liquid becomes a gas
Evaporation
Is trail mix a mixture or a solution?
Mixture because you can separate everything in trail mix and it is still the same.
When heat is added to liquid, it becomes a ___
gas
How could I separate paper clips from sand?
Another name for all the states of matter
Phases of matter
When a gas becomes a liquid
Condensation
If I have an an apple and then I cut up my apple into small pieces. Will the apple weigh more before or after I cut it up?
It will weigh the same because the amount of my apple has not changed
What must happen for matter to change states?
Must gain or lose energy
A group of atoms held together by chemical bonds
Molecules