Physics

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