PS CH 11 Vocabulary/problems/graphs

1. A system of objects that are not moving with respect to one another.

A) solar system
B) frame of reference
C) collection

2. Movement in relation to a frame of reference.

A) relative motion
B) spontaneous motion
C) habitual motion

3. The length of a path between two points.

A) distance
B) speed
C) acceleration

4. A quantity that has a direction associated with it.

A) scalar
B) quantum
C) vector

5. The vector sum of two or more vectors.

A) continuos vector
B) resultant vector

6. The ratio of the distance an object moves to the amount of time the object moves.

A) speed
B) displacement
C) acceleration

7. The total distance traveled divided by the time it takes to travel that distance.

A) instantaneous speed
B) virtual speed
C) average speed

8. The rate at which an object is moving at a given moment in time.

A) instantaneous speed
B) spontaneous speed
C) immediate speed

9. The speed and direction in which an object is moving , measured relative to a reference point.

A) acceleration
B) displacement
C) velocity

10. the rate at which velocity changes

A) momentum
B) instantaneous speed
C) acceleration

11. The movement of an object toward earth solely because of gravity.

A) free fall
B) gravity motion
C) wind resistance

12. A steady change in velocity.

A) constant speed
B) constant velocity
C) constant acceleration

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) nonlinear graph
B) bar graph
C) linear graph

15. Find the speed of a train that travels 600 kilometers in 5 hours.

A) 1500 km / h
B) 120 km / h
C) 3000 km / h
D) 140 km / h

16. A dog runs 480 meters in 1 minute. What is its average speed ?

A) 6 m/s
B) 8 m / s
C) 10 m / s
D) 480 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) 3120 km
B) 195 km
C) 121 km
D) 1940 km

18. A lady has a jogging speed of 5 meters / second. How long will it take her to run 5000 m?

A) 250 s
B) 25,000 s
C) 100 s
D) 1000 s

19. How much time will it take a car travelling at 30 meters / second to travel 3600 meters?

A) 3 minutes
B) 1 minute
C) 4 minutes
D) 2 minutes

20. How far will a car travel in 5 minutes at a speed of 20 m/s.

A) 500 m
B) 4 m
C) 6000 m
D) 100 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) 5 m/s/s
B) 10 m/s/s
C) 2 m/s/s
D) 4 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) 16 m/s
C) 26 m/s
D) 32 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) 26 m/s
B) 23 m/s
C) 21 m/s
D) 31 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) 21 s
D) 6 s

25. Does this position vs time graph represent an object that travels at a constant speed or one that has acceleration?