| A | B |
| mass | how much matter an object contains |
| volume | how much space something takes up |
| weight | force of gravity acting on an object |
| density | amount of mass in a given volume |
| water displacement | used to find the volume of an irregular solid |
| graduated cylinder | used to accurately measure fluid volume |
| g/mL | units for measuring density |
| mL or cm cubed (cm3) | units for measuring volume |
| meniscus | curved surface of a column of water |
| SI | Systems International (Metric System) |