Energy - Terms

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Across
  1. 4. The time rate amount of work done.
  2. 5. In a simple pendulum, the max PE occurs at the ________.
  3. 8. In a(n) _____ system, the KE equals the PE, and there is no work done onto or by the system.
  4. 9. Friction and air resistance are both examples of _______ forces.
  5. 11. Energy can be changed from one form to another, but cannot be ___________. (different than the other clue)
  6. 16. Work is done when a force acts in the same _______ as the displacement.
  7. 18. As an object falls freely in a _____ its total energy remains the same.
  8. 19. Consider a simple pendulum. If the energy at the extremes equals 3 J, what will be the kinetic energy as the pendulum swings through the lowest portion of its swing.
  9. 20. Energy can be changed from one form to another, but cannot be ___________.
  10. 21. ________ energy can be used to run an assortment of appliances.
  11. 23. The elastic PE of a spring when it is compressed or ________.
  12. 25. The energy in a closed system remains __________.
  13. 27. One Joule is equal to a __________ meter.
  14. 28. Abbr. of the kilowatt.
Down
  1. 1. The PE of an object and its height above the ground have a(n) _____ relationship.
  2. 2. Geothermal, heat, and chemical are all different _______ of energy.
  3. 3. If the speed of an object is doubled, the KE will be ___.
  4. 6. _______ energy is equal to the sum of the kinetic and potential energies of an object.
  5. 7. If the height of an object is halved, the GPE will be _____.
  6. 8. a ball is thrown upward from the Earth's surface. While the ball is rising, its gravitational PE will ______.
  7. 10. A _________is a force with the property that the work done in moving a particle between two points is independent of the taken path.
  8. 12. The ability to do work.
  9. 13. Energy is a _____ quantity
  10. 14. The energy an object has due to its motion.
  11. 15. In the roller coaster example, energy was dissipated through friction and sound. As a result this is considered a(n) _________ system.
  12. 17. To increase power output, you can _______ the amount of time it takes to perform the work.
  13. 22. The energy an object has owing to its position or condition is called ___________.
  14. 24. The unit of power is called the _________.
  15. 25. To find the x-component of a Force when trying to calculate work, you must use the _____ function.
  16. 26. Energy is measured in the same units as work.