Chapter 11.1-11.2

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Chapter 11.1-11.2

Physical Science physics A. Distance, displacement, speed and velocity.


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Questions and Answers
  • 1. 
    You have three stops to make. The first stop is 5 miles west. The second stop is 2 miles back to the east. The last stop is 8 miles to the west again. What is the distance traveled and the displacement. 
    • A. 

      Distance = 15 miles Displacement = 15 miles

    • B. 

      Distance = 15 miles Displacement = 11 miles

    • C. 

      Distance = 11 miles Displacement = 11 miles

    • D. 

      Distance = 80 miles Displacement = 40 miles

  • 2. 
      You need to go to the grocery store to get some items. You travel three km north, then 2 km east. You then return home, what was the distance and displacement of your trip.  
    • A. 

      Distance = 5 miles Displacement = 0 miles

    • B. 

      Distance = 10 km Displacement = 5 km

    • C. 

      Distance = 10 km Displacement = 0 km

    • D. 

      Distance = 5 km Displacement = 5 km

  • 3. 
    A jogger runs 4 miles in 0.55 hours, what is the joggers average speed?
    • A. 

      1.2 m/s

    • B. 

      .138 mi/hr

    • C. 

      8.73 mi/hr

    • D. 

      7.27 mi/hr

  • 4. 
    A ball is resting at the top of a hill. After rolling down the hill the ball is traveling at 10 meters per second, this takes 5 seconds. What is the balls acceleration. 
    • A. 

      2 m/s

    • B. 

      5 m/s

    • C. 

      -2 m/s

    • D. 

      -5 m/s

  • 5. 
    Using a distance-time graph the slope of the line tells the _______ of an object.
    • A. 

      Displacement

    • B. 

      Acceleration

    • C. 

      Velocity