PS CH 11 Vocabulary/problems/graphs
  • 1. A system of objects that are not moving with respect to one another.
A) frame of reference
B) solar system
C) collection
  • 2. Movement in relation to a frame of reference.
A) habitual motion
B) spontaneous motion
C) relative motion
  • 3. The length of a path between two points.
A) acceleration
B) speed
C) distance
  • 4. A quantity that has a direction associated with it.
A) vector
B) quantum
C) scalar
  • 5. The vector sum of two or more vectors.
A) resultant vector
B) continuos vector
  • 6. The ratio of the distance an object moves to the amount of time the object moves.
A) displacement
B) acceleration
C) speed
  • 7. The total distance traveled divided by the time it takes to travel that distance.
A) average speed
B) instantaneous speed
C) virtual speed
  • 8. The rate at which an object is moving at a given moment in time.
A) immediate speed
B) spontaneous speed
C) instantaneous speed
  • 9. The speed and direction in which an object is moving , measured relative to a reference point.
A) velocity
B) acceleration
C) displacement
  • 10. the rate at which velocity changes
A) acceleration
B) instantaneous speed
C) momentum
  • 11. The movement of an object toward earth solely because of gravity.
A) gravity motion
B) free fall
C) wind resistance
  • 12. A steady change in velocity.
A) constant acceleration
B) constant speed
C) constant velocity
  • 13. A graph in which the displayed data form a straight line.
A) circle graph
B) linear graph
C) nonlinear graph
  • 14. A graph in which the displayed data form a curved line.
A) linear graph
B) nonlinear graph
C) bar graph
  • 15. Find the speed of a train that travels 600 kilometers in 5 hours.
A) 120 km / h
B) 140 km / h
C) 1500 km / h
D) 3000 km / h
  • 16. A dog runs 480 meters in 1 minute. What is its average speed ?
A) 8 m / s
B) 10 m / s
C) 480 m / s
D) 6 m/s
  • 17. A Boeing 737 has a cruising speed of 780 km / h , which is equal to 485 miles / hour. How far will it travel in 4 hours ?
A) 195 km
B) 121 km
C) 1940 km
D) 3120 km
  • 18. A lady has a jogging speed of 5 meters / second. How long will it take her to run 5000 m?
A) 25,000 s
B) 1000 s
C) 250 s
D) 100 s
  • 19. How much time will it take a car travelling at 30 meters / second to travel 3600 meters?
A) 4 minutes
B) 1 minute
C) 3 minutes
D) 2 minutes
  • 20. How far will a car travel in 5 minutes at a speed of 20 m/s.
A) 100 m
B) 6000 m
C) 500 m
D) 4 m
  • 21. A car travelling at 15 m/s accelerates up to 35 m/s in a period of 5 seconds. Find its acceleration.
A) 2 m/s/s
B) 4 m/s/s
C) 5 m/s/s
D) 10 m/s/s
  • 22. A motorcycle has an acceleration of 8 m/s/s. It has an initial velocity of 6 m/s. It accelerates for 4 seconds. What is its final velocity?
A) 38 m/s
B) 26 m/s
C) 32 m/s
D) 16 m/s
  • 23. After accelerating for a period of 10 seconds, a big ole truck has a final velocity of 26 m/s. Its acceleration is 0.5 m/s/s. What was its initial velocity?
A) 23 m/s
B) 31 m/s
C) 26 m/s
D) 21 m/s
  • 24. A car starts from rest and has an acceleration of 3 m/s/s. It obtains a final velocity of 24 m/s. How much time did it spend accelerating?
A) 8 s
B) 12 s
C) 6 s
D) 21 s
  • 25. Does this position vs time graph represent an object that travels at a constant speed or one that has acceleration?
A) acceleration
B) constant speed
  • 26. Does this position vs time graph represent an object that travels at a constant speed or one that has acceleration?
A) acceleration
B) constant speed
  • 27. Does this velocity vs time graph represent an object that travels at a constant speed or one that has acceleration?
A) acceleration
B) constant speed
  • 28. Does this velocity vs time graph represent an object that travels at a constant speed or one that has acceleration?
A) constant speed
B) acceleration
  • 29. Does this acceleration vs time graph represent an object that travels at a constant speed or one that has acceleration?
A) acceleration
B) constant speed
  • 30. Does this acceleration vs time graph represent an object that is getting faster or slowing down?
A) getting faster
B) slowing down
  • 31. Does this acceleration vs time graph represent an object that is getting faster or slowing down?
A) slowing down
B) getting faster
  • 32. Which of these acceleration graphs represents an object that has a constant speed?
A) a) the one on the left
B) b) the one on the right
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