2.2.8 Reading Quiz - Newton's Second Law, Momentum Impulse

11 Questions | Total Attempts: 83

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Momentum Quizzes & Trivia

2. 2. 8 Reading Quiz - Newton's second law, momentum impulse


Questions and Answers
  • 1. 
    Are there any parts of Newton's 2nd Law, momentum and impulse that you would like to go over.  Can you formulate a question?
  • 2. 
    What statement of Newton's 2nd Law is NOT true  
    • A. 

      Acceleration is proportional to Force

    • B. 

      Acceleration is proportional to mass

    • C. 

      Acceleration is inversely proportional to mass

  • 3. 
    A 2Kg mass pushed to the left with 20N, and to the right with 12N.  What is the acceleration
    • A. 

      10 ms-2 to left

    • B. 

      10 ms-2 to right

    • C. 

      4 ms-2 to left

    • D. 

      4 ms-2 to right

    • E. 

      6 ms-2 to left

    • F. 

      6 ms-2 to right

  • 4. 
     A 5Kg block slides down a slope.  Component of gravity acting down the slope is 10N, Friction acting up the slope is 10N, what is the acceleration?
    • A. 

      2ms-2 up slope

    • B. 

      2ms-2 down slope

    • C. 

      Zero - block must stay still

    • D. 

      Zero - block slides down with constant velocity

  • 5. 
    What is momentum?
    • A. 

      The tendency of a body to keep moving

    • B. 

      The product of mass and velocity i.e. mxv

    • C. 

      The resistance something has to being stopped.

    • D. 

      The ability of something to spin around

  • 6. 
    What is impulse as (far as physics is concerned)
    • A. 

      Product of time and force

    • B. 

      Product of force and distance

    • C. 

      Product of time and energy

    • D. 

      Product of momentum and time

    • E. 

      When you feel you have the urge to react to something

  • 7. 
     change of momentum is also known as
    • A. 

      Acceleration

    • B. 

      Force

    • C. 

      Impulse

    • D. 

      Work done

    • E. 

      Unbalanced force

  • 8. 
    What is the momentum of a 1000Kg car travelling 100m in 5 seconds?
    • A. 

      100,000 Kgms-1

    • B. 

      20,000 Kgms-1

    • C. 

      5000 Kgms-1

    • D. 

      50 Kgms-1

  • 9. 
    A 0.05Kg egg in a specially designed eggbox designed by 2 students last year in year 10 hits the floor at 2ms-1, it comes to rest in 0.1 second due to it being well padded.  What is the average force acing on the egg when it lands on the floor
    • A. 

      10N

    • B. 

      1N

    • C. 

      20N

    • D. 

      2N

    • E. 

      0.1N

    • F. 

      0.2N

  • 10. 
    What is the significance of the area of a force/time graph
    • A. 

      Distance moved

    • B. 

      Total force

    • C. 

      Change of momentum

    • D. 

      Change of velocity

    • E. 

      Acceleration

  • 11. 
    Why does a car have crumple zones?
    • A. 

      To reduce the speed as soon as possible

    • B. 

      To slow down the passenger as soon as possible

    • C. 

      To increase the time taken for a collision

    • D. 

      To reduce the time taken for a collision

    • E. 

      It looks good in films

    • F. 

      Car manufacturers do this so you have to buy a new car if you wrap it around a lamp post.

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