Physics

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