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2.7: Newton's Second Law Mastery Check

Quiz by Justin Viss

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15 questions
Show answers
  • Q1
    An object has a mass of 29kg and a force of 6N is exerted on it. What is its acceleration?
    0.21 m/s/s
    4.83 m/s/s
    174 m/s/s
    30s
  • Q2
    A little girl pulls her wagon with her dog in it. The mass of the dog and wagon together is 30kg. When she pulls the wagon it accelerates at 0.6m/s². With what force is the girl pulling?
    50 N
    0.02 N
    18 N
    30s
  • Q3
    If an object is accelerating at a rate of 2 m/s/s and the force acting on it is doubled, what would be its acceleration?
    2 m/s/s
    1 m/s/s
    4 m/s/s
    Greater than 4 m/s/s
    30s
  • Q4
    A 5kg object has the free body diagram shown to the right. Determine the acceleration of the object.
    Question Image
    5 m/s/s
    0.2 m/s/s
    13 m/s/s
    125 m/s/s
    30s
  • Q5
    If an object is accelerating at a rate of 2 m/s/s and the force acting on it is cut in half, what would be its acceleration?
    1 m/s/s
    Between 2 m/s/s and 1 m/s/s
    4 m/s/s
    0 m/s/s
    30s
  • Q6
    If this object had a mass of 10kg, what would be its acceleration?
    Question Image
    2 m/s/s
    1.7 m/s/s
    0.59 m/s/s
    170 m/s/s
    30s
  • Q7
    If this object had a mass of 7.5 kg, what would be the acceleration of the object?
    Question Image
    6.67 m/s/s
    0.15 m/s/s
    375 m/s/s
    20 m/s/s
    30s
  • Q8
    A car’s engine puts out 2000N of force, and the car accelerates at a rate of 5m/s/s. What is the mass of the car?
    0.0025 kg
    10,000 kg
    400 kg
    30s
  • Q9
    A truck with a mass of 4000kg exerts 6000N of force through its engine. At what rate does the car accelerate?
    1.5 m/s/s
    0.67 m/s/s
    2000 m/s/s
    0.5 m/s/s
    30s
  • Q10
    Which is an accurate representation of Newton's second law?
    a = m/F
    a = F/m
    a = F x m
    30s
  • Q11
    As long as the force applied stays constant, if the mass of an object is increased, its acceleration will...
    Decrease
    Stay the same
    Increase
    30s
  • Q12
    If the mass of an object is 5 kg, and the acceleration is 2 m/s/s. What is the force acting on the object?
    0.4 N
    2.5 N
    7 N
    10 N
    30s
  • Q13
    When force is 20 N, mass is 5 kg, what is acceleration?
    4 m/s/s
    25 m/s/s
    0.25 m/s/s
    100 m/s/s
    30s
  • Q14
    What is an accurate representation of Newton's 2nd Law?
    F = a/m
    F = m x a
    F = m/a
    30s
  • Q15
    Jenny applies a 60 N force to a 20 Kg cart, what is the acceleration of the cart?
    1200 m/s/s
    120 m/s/s
    0.33 m/s/s
    3 m/s/s
    30s

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