| A | B |
| matter | anything that has mass and takes up space |
| physical properties | characteristics of a substance that can be observed or measured without changing the substance into something else |
| mass | the amount of matter in an object |
| weight | the measure of the pull of gravity on an object |
| volume | the amount of space that an object takes up |
| density | the concentration of matter in an object |
| Volume = (formula for volumne) | height x width x length |
| density = (formula for density) | mass / volume |