matter
anything that has mass and takes up space
volume
the amount of space an object takes up
temperature
The measure of the energy of motion in the particles of matter, which we feel as how cold or hot something is
solid
the state of matter that has definite volume and definite shape.
liquid
The state of matter that has a definite volume but no definite shape.
Gas
The state of matter that does not have a definite shape or a definite volume.
physical change
A change in which a new substance is not formed.
chemical change
A reaction or change in a substance produced by chemical means, that results in a different substance.
reaction
The process in which new substances are formed during a chemical change.
mixture
A combination of two or more substances that keep their identities.
Conservation of mass
A law that states that matter cannot be made nor destroyed; however, matter can be changed into a new form.
solution
A mixture that has the same composition throughout because all the parts are mixed evenly.