Physics 3rd 6 Weeks Vocabulary

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Across
  1. 5. Mechanical energy is not conserved in the presence of _______.
  2. 9. Work has a unit of newtons times meters or _________.
  3. 12. Gravitational potential energy depends on height from a ________ level.
  4. 14. The sum of kinetic energy and all forms of potential energy
  5. 16. Potential energy is ___________ energy.
  6. 17. The energy of an object that is associated with the object's motion
  7. 18. The energy stored in any deformed plastic object
  8. 19. The work done on an object by a ________ force equals the object's mass times its acceleration times its displacement
  9. 20. Kinetic energy is a ____________ quantity.
  10. 21. the energy associated with an object because of its interaction with the environment
Down
  1. 1. the potential energy associated with an object's position relative to a gravitational source
  2. 2. the net work done by all the forces acting on an object is equal to the change in the object's kinetic energy
  3. 3. work is done only when components of a force are ______________ to a displacement
  4. 4. The SI unit for power.
  5. 6. Work is _______ when the force is in the direction opposite the displacement.
  6. 7. the product of the component of a force along the direction of displacement and the magnitude of the displacement
  7. 8. a parameter that is a measure of a spring's resistance to being compressed or stretched
  8. 10. a quantity that measures the rate at which work is done or the rate of energy transfer by any method
  9. 11. Energy conservation occurs even when __________ varies.
  10. 13. The length of a spring when no external forces are acting on it is called the ___________.
  11. 15. Mechanical energy is often ____________.