Motion Vocab

6. the acceleration of an object in free fall within a vacuum
8. the rate at which someone or something can move or operate
10. Mass is a measure of the amount of matter in an object
13. a property of matter by which it continues in its existing state of rest or uniform motion in a straight line unless an external force changes that state
17. When two forces are the same strength but act in opposite directions
19. quickness of motion
20. the resistance one surface or object encounters when moving over another
21. the point where something is located, as on a map, or the posture it's arranged in
22. the action or process of moving or of changing place or position
23. the rate of change of velocity per unit of time

1. The force of attraction between any two bodies is directly proportional to the product of their masses and is inversely proportional to the square of the distance between them
2. the extent or amount of space between two things, points, lines, etc
3. when an object is slowing down, the acceleration is in the opposite direction as the velocity
4. he force applied in one direction is greater than the force applied in the opposite direction
5. the force that attracts a body toward the center of the earth, or any other physical body having mass
7. When the speed of an object remains the same
9. not impeded by or creating friction; smooth
11. the indefinite continued progress of existence and events in the past, present, and future regarded as a whole
12. strength or energy as an attribute of physical action or movement
14. a course along which someone or something moves
15. cease work or movement to relax, refresh oneself, or recover strength
16. Three laws that all motion must follow
18. the change in position of an object