Physics Quiz: Motion and Acceleration
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Questions and Answers

What is the average velocity of a bird accelerating from rest at a constant rate, experiencing a displacement of 28m in 11s?

  • 2.5 m/s (correct)
  • 3.4 m/s
  • 1.7 m/s
  • 5.0 m/s

    • What is the instantaneous velocity of an object accelerating at a constant rate from rest, at the instant it travels 28m in 11s?

  • 0.34 m/s
  • 0.24 m/s
  • 0.56 m/s
  • 0.46 m/s (correct)

    • Which of the following graphs represents an object moving with constant acceleration?

  • A horizontal line
  • A vertical line
  • A straight line with a non-zero slope (correct)
  • A curve with a changing slope

    • Which car is moving with constant speed according to the distance-time graphs?

    <p>Car D</p> Signup and view all the answers

    What is the acceleration of an object moving with constant acceleration?

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

    What is the average speed of an object moving with constant acceleration?

    <p>The slope of the distance-time graph</p> Signup and view all the answers

    What is the acceleration of a car moving with uniform negative acceleration?

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

    Which of the following is an example of uniform acceleration?

    <p>A car slowing down</p> Signup and view all the answers

    What is the average speed of a car that travels 60 km in 1 hour?

    <p>60 km/hr</p> Signup and view all the answers

    A car travels from City A to City B via Road 1, Road 2, and Road 3. Which road will give the slowest average speed?

    <p>All roads will give the same average speed</p> Signup and view all the answers

    What is the time taken to travel 60 km at a speed of 80 km/hr?

    <p>0.75 hr</p> Signup and view all the answers

    What is acceleration?

    <p>A measure of an object's change in velocity</p> Signup and view all the answers

    What is the acceleration of the car moving with a constant acceleration?

    <p>0.2 m/s²</p> Signup and view all the answers

    Which car is slowing down?

    <p>Car D</p> Signup and view all the answers

    What is the average speed of the Honda car?

    <p>25 m/s</p> Signup and view all the answers

    What is the net force acting on the car during interval B?

    <p>Non-zero net force</p> Signup and view all the answers

    What is the acceleration of the car if it stops in 5 seconds?

    <p>-1.0 m/s²</p> Signup and view all the answers

    What can be said about the forces acting on the apple crate?

    <p>There may be opposing forces acting</p> Signup and view all the answers

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