| A | B |
| mass | amount of matter in a object |
| volume | space an object takes up |
| density | amt of matter per unit of volume |
| gravity | force downward , pull of one object to another |
| inertia | onjects resisting a change in motion |
| bouyancy | upward force created by displacement of fluid |
| friction | opposing force involved in motion |
| displacement method | the use of a graduated cylinder and water to measure the volume of an irregularly shaped object |
| viscosity | amount of resistance to flow |
| weight | mass times gravitational pull |
| centimeter cubed | unit of measurement in volume |
| 1 cm | equals 1 mL |
| kilogram | unit of measurement in mass |
| metric system | based on tens |