| A | B |
| Mass | Amount of matter in an object |
| Gravity | Force of attraction between two objects |
| Weight | Measure of the gravitational force acting on an object |
| Inertia | Objects in motion tend to stay in motion, objects at rest tend to stay at rest unless acted on by a force |
| Force | A push or pull |
| Matter | Anything that has mass and takes up space |
| Quantity | an amount |
| Sea Level | Level of the surface of the ocean |