Physics Vocab

4. Unit of measurement for force.
6. Rate of change in position (or distance traveled) with respect to time.
7. The measure of the amount of matter an object has.
8. Objects that affect one another.
11. A change in motion; increasing or decreasing speed, or a change in direction.
13. A particle with either a negative or a positive charge.
14. To strike or hit something with any amount of force.
16. A force that attracts or repels objects from each other, caused by an electric current or electrical charge.
19. The size or quantity of something.
21. An object with an unequal number of protons and electrons.

1. A system that uses coordinates or background objects to establish a position.
2. A straight path that an object moves along.
3. The area around a magnet.
5. A tool that measures a pulling force by the tension on a spring.
7. A force that attracts or repels objects from each other, caused by the electrons in a substance.
9. Having the tendency to pull other objects toward itself.
10. A push or pull on an object.
12. The sum of all the forces acting on an object.
15. Having the tendency to push other objects away from itself.
17. The flow of electrical charge through an object.
18. A change in an objects position.
20. Attractive or repulsive interaction between any two charged objects.