Sample work Unit 4

3. The speed of an object in a certain direction.
5. reasoning Effectively to solve problems.
7. The amount of matter in an object
9. The ability to do work
10. Objects rubbing against each other and converting kinetic energy to heat.
11. How fast something moves
13. Energy in an object because of where it is
14. When energy is transferred from one object to another sometimes changing form.

1. States that energy can not be created or destroyed only transferred from different forms
2. Energy created by atoms interacting
4. Energy of motion
6. Energy from light such as the sun
8. Energy because of the movement of electrons
12. The rate at which an object's speed increases.