Quiz  /  Kinematics Class 9 MCQ Questions With Answers

  • 1. 
    Velocity is different from speed because..

  • Velocity is distance/time. Speed is displacement/time.
  • Velocity is speed in a certain direction and can be positive or negative.
  • Speed is velocity in a certain direction. Both can only be positive.
  • Velocity is how much speed changes over time.

  • 2. 
    What two measurements are necessary for calculating speed?

  • Mass and time
  • Temperature and mass
  • Mass and distance
  • Distance and time

  • 3. 
    Avery likes to walk 30 feet in 10 seconds. What is her speed?

  • 3 feet/sec
  • 6 feet/sec
  • 10 feet/sec
  • 2 feet/sec

  • 4. 
    This chart represents the velocity of a motorcycle over time. Select the correct statement regarding the motorcycle's movement.

  • The motorcycle is speeding up.
  • The motorcycle has 0 acceleration.
  • The motorcycle is slowing down.
  • The motorcycle has constant acceleration.

  • 5. 
    The height of an individual step on a staircase is closest to

  • 2.0 m
  • 2.0 cm
  • 20 cm
  • 20 mm

  • 6. 
    Calculate the speed of a sprinter who ran 200 meters in 20 seconds.

  • 10m/s
  • 10km/s
  • 10m/hr
  • 10km/hr

  • 7. 
    What is this graph representing?

  • Constant Speed
  • Acceleration (speeding up)
  • Deceleration (slowing down)
  • No motion

  • 8. 
    What motion is represented by the speed-time graph?

  • Travelling at constant speed, then decelerating.
  • Accelerating, then decelerating.
  • Accelerating, then travelling at constant speed.
  • Traveling at constant speed, then stopping

  • 9. 
    What is happening at D?

  • Stationary
  • Accelerating
  • Fast steady speed; moving away from the starting position
  • Slower steady speed; moving away from the starting position

  • 10. 
    A car travels 90 meters due north in 15 seconds. Then the car turns around and travels 40 meters due south. What is the magnitude and direction of the car's resultant displacement

  • 40 metres, South
  • 50 metres, South
  • 50 metres, North
  • 40 metres, North

  • 11. 
    What is the person doing from 5 seconds to 10 seconds?

  • Walking
  • Running
  • Standing Still
  • Walking Fast

  • 12. 
    What is speed?

  • how far you go
  • how much distance is covered over a period of time
  • how fast you accelerate
  • the change in the location of a object

  • 13. 
    The fastest trains are magnetically levitated above the rails to avoid friction (and are therefore calledMagLev trains...cool, huh?). The fastest trains travel about 250 km in a half an hour. What is theiraverage speed in km/hour?

  • 250 km/hr
  • 500 km/hr
  • 125 km/hr

  • 14. 
    Which of the following statements about speed and velocity is correct?

  • Velocity only describes an object’s rate of motion.
  • Speed describes how an object is changing its velocity.
  • Speed and velocity both describe how an object is speeding up.
  • Only velocity includes the direction an object is traveling.

  • 15. 
    The graph below represents

  • Speed
  • Velocity
  • Acceleration
  • Deceleration

  • 16. 
    You run from your house to a friend's house that is 3 km away. You then walk home. The distance you traveled is 6 km. What is your displacement?

  • 6  km
  • 0 km

  • 17. 
    A car is traveling south for 250 meters over the course of 100 seconds. What was the car's average velocity?

  • 0.4 m/s south
  • 0.4 m/s
  • 2.5 m/s
  • 2.5 m/s south

  • 18. 
    A hummingbird averages a speed of about 45 km/hour (Cool facts: They visit up to 1000 flowers per day, and reach maximum speed, while diving, up to 160 km/hour!). Ruby-throated hummingbirds take a non-stop trip across Gulf of Mexico in which they fly for 18 hours straight! How far is the trip across the Gulf of Mexico at their average speed?

  • 810 km
  • 2.5 km
  • 3.6 km
  • 360 km

  • 19. 
    The graph represents

  • Acceleration
  • No motion
  • Deceleration
  • Constant Velocity

  • 20. 
    Which of the following terms describes a Vector and it's proper units?

  • position in seconds
  • distance in meters
  • speed in hours
  • velocity in m/s

  • 21. 
    Horse A is running East at a speed of 6 m/s. Horse B is running at a speed of 8 m/s East as it passes Horse A. What is Horse B's velocity relative to Horse A?

  • 14 m/s
  • -2 m/s
  • 2 m/s
  • 48 m/s

  • 22. 
    Which graph represents zero acceleration (constant velocity)?

  • A
  • B
  • C
  • D

  • 23. 
    In the velocity time graph shown, what does the section of the graph below the time axis refer to?

  • Object travelling downward
  • Object traveling in the opposite direction to initial motion
  • Object traveling upward

  • 24. 
    What is happening at E?

  • Stationary
  • Accelerating
  • Fast steady speed; moving away from the starting position
  • Steady speed; returning to start position
Report Question
warning
access_time
  Time