Physics: Displacement, Speed, and Velocity
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Questions and Answers

What is displacement?

  • The distance travelled in a specified direction (correct)
  • The distance travelled in unit time
  • The rate of change of displacement with time
  • The rate of change of velocity with time

    • What is speed?

  • The distance travelled in a specified direction
  • The distance travelled in unit time (correct)
  • The rate of change of velocity with time
  • The rate of change of displacement with time

    • What is the SI unit of speed?

  • Metre
  • Metre-per-second-per-second (ms-2)
  • Second
  • Metre per second (ms-1) (correct)

    • What is velocity?

    <p>The rate of change of displacement with time</p> Signup and view all the answers

    When is the velocity said to be uniform?

    <p>When the body moves with equal displacements in equal time intervals</p> Signup and view all the answers

    What is acceleration?

    <p>The rate of change of velocity with time</p> Signup and view all the answers

    What happens when the velocity decreases with time?

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

    What does uniform speed refer to?

    <p>When a body covers equal distances in equal time intervals</p> Signup and view all the answers

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