Physics

4. the energy transformed from one object to another because of a temperature difference between them
6. the rate of change of velocity with respect to time
7. describes the force felt between any two charged objects
10. helps us understand/predict the world
12. measures how hard it is for the charge to move from one place to another
15. unit of energy
16. maximum displacement of the medium from "rest" position
18. variable=v
19. a collection of statements or ideas that simplify or explain a complex phenomenon
20. time for one wave/cycle to pass a given point

1. a guess based on observations and prior understanding; must be testable
2. pull caused by rope,chain,cable,etc.
3. a simple sketch of all forces acting on an object
5. example: Mr. McKinnell pushing an object
8. the absolute value of rate of change of position with respect to time
9. attempts to explain something indirectly observed based on prior understanding
11. the location of an object in space
13. uses the variable I
14. uses the equation p=mv
17. a quantity with only magnitude is a ______