Physics Chapter 8: Motion in Straight Line
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Questions and Answers

Which quantity refers to the overall change in position of an object?

  • Time
  • Displacement (correct)
  • Distance
  • Speed

    • What type of quantity is distance?

  • Vector
  • Acceleration
  • Velocity
  • Scalar (correct)

    • What determines the schedules of departure and arrival of different transportations?

  • Distance and time
  • Distance, time, and speed (correct)
  • Distance and speed
  • Time and speed

    • In the context of motion, which quantity refers to 'how much ground an object has covered'?

    <p>Distance</p> Signup and view all the answers

    What is the difference between distance and displacement?

    <p>Distance is the total path length traveled, while displacement is the change in position</p> Signup and view all the answers

    Which of the following equations correctly represents speed and velocity?

    <p>Speed = Distance / Time, Velocity = Displacement / Time</p> Signup and view all the answers

    When does the magnitude of speed equals the magnitude of velocity?

    <p>When the object is moving with constant speed</p> Signup and view all the answers

    What does a negative acceleration (deceleration) indicate?

    <p>The speed of the object decreases with time</p> Signup and view all the answers

    In which type of motion does velocity change with time?

    <p>Uniform acceleration</p> Signup and view all the answers

    Which equation represents the relationship between displacement, initial velocity, time, and acceleration?

    <p>$d = Vit + \frac{1}{2}at^2$</p> Signup and view all the answers

    What does zero acceleration indicate?

    <p>The velocity of the object is constant</p> Signup and view all the answers

    In which type of velocity does the moving object cover non-equal displacements in equal intervals of time?

    <p>Non-uniform velocity</p> Signup and view all the answers

    What represents the rate of change of velocity per unit time?

    <p>$\frac{Vf - Vi}{t}$</p> Signup and view all the answers

    Which type of acceleration indicates that the speed of the object increases with time?

    <p>Positive acceleration</p> Signup and view all the answers

    What does a positive acceleration indicate?

    <p>The velocity of the object increases with time</p> Signup and view all the answers

    Which equation represents the relationship between final velocity, initial velocity, time, and acceleration?

    <p>$Vf = Vi + at$</p> Signup and view all the answers

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