| Defintion | term |
| the study of why objects move | |
| mass of an object determined by its monetum | |
| the law of inertia, in the absence of a net force, a body at rest stays at rest and a body in motion stays in motion. | |
| force exerted by electrically charged particles; one of the four fundamental forces of nature | |
| the ratio the force of friction bwteen two bodies and the force pressing them together | |
| also known as drag, refers to the forces that oppose the motion of an object through a gas | |
| the force that we associate with nuclear decay; one of the four fundamental forces of nature | |
| a body experieincing a force experiences an acceleration | |
| the force that opposes the motion of an object | |
| friction between two objects that are not moving relative to each other | |