Forces and Motion Vocabulary

5. measure of both speed and direction of motion
6. force that opposes motion between two surfaces that are touching
7. measure of change in velocity of a moving object
10. tendency of an object to resist a change in its motion
11. force of attraction between two masses
15. overall force acting on an object that takes into account all of the individual forces acting on the object
16. length of the route between two points

1. property of a moving object that makes it hard to stop; equal to the object’s mass times its velocity
2. SI unit for pressure
3. SI unit of force
4. upward force exerted by a fluid on any object placed in it
8. counter force exerted by an elastic material when it is stretched or compressed
9. path of one object around another, such as the path of the moon around Earth or of Earth around the sun
12. push or pull acting on an object
13. how quickly or slowly something moves; calculated as distance divided by time
14. quantity (such as velocity) that includes both size and direction; represented by an arrow