Unit 7 Notebooks

2. _________ the point on which the beam pivots.
4. _____ is the unit of work or energy.
6. theorem- ________ states that the net work done by the forces on an object equals the change in its kinetic energy.
10. energy- ___________ is a type of energy that is stored.
12. _______ is energy transfer that occurs when an object is moved over a distance by an external force .
13. ________ measures the proportion of energy which is wasted.
14. ______ is basically a kind of lever that can be used to change the direction of the force.
15. A ____ describes the rate of power flow.

1. _____ is the capacity for doing work.
3. a _______ is a simple machine made of a rigid beam and a fulcrum.
5. advantage-_______ is a measure of the force amplification achieved by using a tool.
7. energy - ______ is a type of energy that is using energy.
8. A _______ is a device used to multiply forces or simply change the direction of forces.
9. _______ is a flat supporting surface tilted at an angle.
10. _____ is the amount of energy transferred or converted per unit time.
11. law of conservation of energy - _________ states that the amount of energy is neither created nor destroyed.