Physics: Uniform Velocity and Speed
10 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the relationship between velocity and speed in motion along a straight line?

  • Velocity is always greater than speed.
  • Velocity and speed are unrelated in motion along a straight line.
  • Velocity is always less than speed.
  • Velocity equals speed in motion along a straight line. (correct)

    • If a car is accelerating uniformly on a straight road at 5 m/s², how much does its speed increase every second?

  • 3 m/s
  • 10 m/s
  • 2 m/s
  • 5 m/s (correct)

    • What term is used to describe a negative acceleration?

  • Retardation (correct)
  • Uniform motion
  • Deceleration
  • Acceleration

    • How does a motion sensor determine the distance of an object from the sensor?

    <p>By using the ultrasonic echo technique</p> Signup and view all the answers

    What information can be obtained by connecting a datalogger and computer to a motion sensor?

    <p>Velocity-time graph</p> Signup and view all the answers

    In a tickertape timer, what does the distance between successive dots represent?

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

    What unit of time is used in a tickertape timer to represent 0.15 seconds?

    <p>'Tick'</p> Signup and view all the answers

    If an object is decelerating, what can be said about its acceleration?

    <p>It is positive</p> Signup and view all the answers

    What term is used to describe the average speed of an object in a tickertape timer?

    <p>Tentick speed</p> Signup and view all the answers

    How does acceleration affect velocity in uniform motion?

    <p>Increases velocity without changing direction</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser