Unit 7 Notebooks

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Across
  1. 2. _________ the point on which the beam pivots.
  2. 4. _____ is the unit of work or energy.
  3. 6. theorem- ________ states that the net work done by the forces on an object equals the change in its kinetic energy.
  4. 10. energy- ___________ is a type of energy that is stored.
  5. 12. _______ is energy transfer that occurs when an object is moved over a distance by an external force .
  6. 13. ________ measures the proportion of energy which is wasted.
  7. 14. ______ is basically a kind of lever that can be used to change the direction of the force.
  8. 15. A ____ describes the rate of power flow.
Down
  1. 1. _____ is the capacity for doing work.
  2. 3. a _______ is a simple machine made of a rigid beam and a fulcrum.
  3. 5. advantage-_______ is a measure of the force amplification achieved by using a tool.
  4. 7. energy - ______ is a type of energy that is using energy.
  5. 8. A _______ is a device used to multiply forces or simply change the direction of forces.
  6. 9. _______ is a flat supporting surface tilted at an angle.
  7. 10. _____ is the amount of energy transferred or converted per unit time.
  8. 11. law of conservation of energy - _________ states that the amount of energy is neither created nor destroyed.