Chapter 5 Physics

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Across
  1. 2. A quantity that measures the rate at which work is done or energy is transferred
  2. 5. When you find the net work when constant forces are acting on an object, you first need to find what?
  3. 6. Kinetic energy is a scalar quantity, and the SI unit for kinetic energy is the ______
  4. 7. Potential energy depends on the ______ and also on the object’s interaction with its environment
  5. 9. Machines with different power rating do the same amount of work in different _________
  6. 11. Work is done only even components of a force are ______ to a displacement
  7. 13. The sum of kinetic energy and all forms of potential energy
  8. 16. As an equation, what is power = work divided by time interval?
  9. 17. In the work equation what is the angle between the force and the direction of the displacement?
  10. 18. Energy can change form but can never be created or ever be ________
  11. 21. Work is done on an object when a force causes a ______ of the object
  12. 24. the potential energy stored in the gravitational fields of interacting bodies
  13. 25. What type of quantity is work which can turn out to be positive or negative?
  14. 26. What must you include all of, when you use the Work-Kinetic energy theorem that does work on the object in calculating the net work?
  15. 27. the energy of an object that is due to the object’s motion
  16. 28. What should the measure be relative to when talking about Gravitational potential energy as a result in its object's position?
  17. 29. When talking about kinetic energy, it always depends on _____ and mass
  18. 30. A parameter that is a measure of a spring’s resistance to being compressed or stretched
Down
  1. 1. The length of a spring when no external forces are acting on it is called the __________ of the spring.
  2. 3. Energy conservation occurs even when ________ varies
  3. 4. the energy associated with an object because of the position, shape, or condition of the object
  4. 8. What is another unit of power that is sometimes used during physics?
  5. 10. Elastic potential energy depends on distance compressed or _______.
  6. 12. the net work done by all the forces acting on an object is equal to the change in the object’s kinetic energy
  7. 14. The energy available for use when a deformed elastic object returns to its original configuration
  8. 15. Energy like nuclear, chemical, internal, and electrical are classified as what type of energy?
  9. 19. In physics mechanical energy is often ________.
  10. 20. Gravitational potential energy depends on _____ from a zero level
  11. 22. the product of the component of a force along the direction of displacement and the magnitude of the displacement
  12. 23. What type of energy is potential energy in physics?