motion

1. activity involving mental or physical effort done in order to achieve a purpose or result
6. the rate at which someone or something moves or operates or is able to move or operate
8. resistance to change in some other physical property
10. increasing in speed or rate
11. the length of the space between two points

1. a body's relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing
2. reduction in speed or rate
3. the indefinite continued progress of existence and events in the past, present, and future regarded as a whole
4. the degree of a slope
5. the speed of something in a given direction
7. a large body of matter with no definite shape
9. strength or energy as an attribute of physical action or movement