| A | B |
| chemical change | any change in matter that makes new kinds of matter |
| physical change | any change in the size, shape, or form of matter |
| solid | a form of matter that has its own shape and its own volume |
| liquid | a form of matter that has its own volume, but does not have its own shape |
| gas | a form of matter that has no shape or volume of its own |
| particle | tiny bits or pieces that make up matter |
| length | the distance between two points |
| substance | the material something is made of |
| mass | the amount of matter in something (how heavy it is) |
| volume | the amount of space a kind of matter can take up (how full is it?) |
| matter | anything that has mass and takes up space (made up of tiny particles) |
| mixture | a kind of matter when two or more materials are mixed together |