| A | B |
|---|
| matter | anything that has volume and mass |
| volume | the amount of space that something occupies or contains |
| meniscus | the curve at a liquid's surface by which you measure the volume of the liquid |
| mass | the amount of matter that something is made of |
| gravity | a force of attraction between objects that is due to their masses |
| weight | a measure of the gravitational force exerted on an object, usually by the earth |
| newton | the SI unit of force |
| inertia | the tendency of all objects to resist any change in motion |
| physical property | a property of matter that can be observed or measured without changing the identity of the matter |
| chemical property | a property of matter that describes a substance based on its ability to change into a new substance with different properties |
| density | the amount of matter in a given space; mass per unit volume |
| physical change | a change that affects one of more physical properties of a substance; many physical changes are easy to undo |
| chemical change | a change that occurs when one or more substances are changed into entirely new substances with different properties; cannot be reversed using physical means |
