Understanding Deceleration in Physics
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Questions and Answers

What is the deceleration of the baseball in Deceleration Example 1?

  • 3 m/s²
  • 10.4 m/s²
  • 30 m/s²
  • -9.8 m/s² (correct)

    • In Deceleration Example 2, what distance did the tissue box cover before coming to a stop?

  • 2.5 m
  • 1.5 m (correct)
  • 3.0 m
  • -3.0 m

    • What was the initial speed of the baseball in Deceleration Example 1?

  • -10.4 m/s
  • -9.8 m/s
  • 30 m/s (correct)
  • -30 m/s

    • What is the deceleration of the tissue box in Deceleration Example 2?

    <p>-3 m/s²</p> Signup and view all the answers

    How long did it take for the baseball in Deceleration Example 1 to reach the speed of 10.4 m/s?

    <p>4 s</p> Signup and view all the answers

    What is the speed of the tissue box when it comes to a stop in Deceleration Example 2?

    <p>-0 m/s</p> Signup and view all the answers

    Which of the following statements is true?

    <p>Deceleration is always negative.</p> Signup and view all the answers

    What would be the deceleration of an object moving upwards with an initial speed of 20 m/s and reaching 0 m/s after 5 seconds?

    <p>-2 m/s²</p> Signup and view all the answers

    If an object starts from rest and experiences a constant deceleration of -6 m/s², what will be its speed after 4 seconds?

    <p>-24 m/s</p> Signup and view all the answers

    'Deceleration' can be best described as:

    <p>'Acceleration' when an object slows down.</p> Signup and view all the answers

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