| Term | Definition |
| Matter | anything that has volume and mass |
| Volume | the amount of space an object takes up |
| Meniscus | the curve that you see at the liquid's surface |
| Mass | the amount of matter that something is made of |
| Gravity | a force of attraction between objects that is due to their mases |
| Weight | a measure of the gravitational force exerted on an object |
| Newton | the SI unit of force (weight) |
| Inertia | the tendency of all objects to resist any change in motion |
| Physical Property | can be observed or measured without changing the identity of the matter |
| Density | the amount of matter in a given space or volume |
| Chemical Property | describe a substance based on its ability to change into a new substance |
| Physical Change | a change that affects one or more physical property of a substance |
| Chemical Change | occurs when one or more substances are changed into entirely new substances with different properties |