Physics

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Across
  1. 2. What depends on the impulse momentum theorem
  2. 4. During a collision, some of the work done on what is converted to other forms of energy, such as heat and sound
  3. 9. The product of the … and the time interval during which the force is applied is called the impulse of the force for the time interval.
  4. 10. plural of momentum is?
  5. 11. The expression F x delta t = delta p is called the
  6. 12. event where two or more objects exert forces on each other for a relatively short period of time
  7. 13. force equals change in momentum divided by …?
  8. 15. The total momentum of all objects interacting with one another remains constant regardless of the nature of the forces between the objects in what kind of system?
  9. 18. What is the force applied constantly to an object for a certain time interval will cause a change in the object’s momentum equal to the product of the force and the time interval during which the force acts.
  10. 19. The total momentum remains … in any kind of collision.
  11. 20. In fact, any collision that produces …is not elastic; the …signifies a decrease in kinetic energy.
  12. 23. a collision in which the total momentum and the total kinetic energy are conserved
  13. 27. what refers to something that always returns to, or keeps, its original shape.
  14. 28. Momentum has … mass × length/time
  15. 29. the product of the force and the time over which the force acts on an object
  16. 30. the what involved in a collision are treated as though they are constant
Down
  1. 1. the law when total initial momentum equals total final momentum
  2. 3. When objects deform during a collision kinetic energy turns into what?
  3. 5. Force is reduced when the time interval of an impact is
  4. 6. momentum of an object is equal to zero when the object is …?
  5. 7. momentum is a …?
  6. 8. a collision in which two objects stick together after colliding
  7. 14. a quantity defined as the product of the mass and velocity of an object
  8. 16. what leads to conservation of momentum
  9. 17. the Si unit of momentum is?
  10. 21. In what kind of collision is kinetic energy not conserved?
  11. 22. In physics, an elastic material is one in which the … done to deform the material during a collision is equal to the …the material does to return to its original shape
  12. 24. Even in what kind of collision will still result in some decrease in kinetic energy
  13. 25. momentum is the product of mass times what?
  14. 26. What is not conserved in a collision