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- 1. Multiple Choice
Velocity is...
The rate of change of acceleration
The rate of change of displacement
The rate of change of distance
The rate of change of speed
- 2. Multiple Choice
What is the difference between a vector quantity and a scalar quantity?
A scalar has a magnitude and direction and a vector has only a magnitude
A vector has a magnitude and direction and a scalar has only a magnitude
A scalar has a direction and a vector has a magnitude
None of the above
- 3. Multiple Choice
An unladen swallow flies 5 m/s. How far has the bird traveled after 1 min?
5 m
12 m
120 m
300 m
- 4. Multiple Choice
Which of the following is a vector quantity?
Velocity
Acceleration
Displacement
All of the above
- 5. Multiple ChoiceMotion sensors recorded the following data about a runner during a cross-country race. During which segment of the race did the runner have the greatest speed?WXYZ
- 6. Multiple Choice
What is the acceleration of an object moving at constant velocity?
2 m/s2
1 m/s2
0 m/s2
0.8 m/s2
- 7. Multiple Choice
When velocity is negative and acceleration is negative, what happens to the object’s motion?
The object slows down
The object speeds up
Nothing happens to the objects motion
The object remains at rest
- 8. Multiple Choice
A dolphin swims 1.85 km/hr. How far has the dolphin travelled after 0.6hr?
1.1 km
2.5 km
0.63 km
3.7 km
- 9. Multiple Choice
A coin released from rest from the top of a tower hits the ground after 1.5 seconds. What is the speed of the coin as it hits the ground?
15 m/s
21 m/s
31 m/s
39 m/s
- 10. Multiple Choice
The graph shows the position of a truck vs. time. According to the graph, the velocity of the truck is...
increasing
remaining constant
decreasing
- 11. Multiple ChoiceThe graph respresentsno motionconstant velocityincreasing velocitydecreasing velocity
- 12. Multiple Choice
What is the person doing from 5 seconds to 10 seconds?
Walking
Running
Standing Still
Walking Fast
- 13. Multiple ChoiceAccording to the graph how far does the person travel in the first 5 seconds?2 m10 m0 m5 m
- 14. Multiple Choice
What quantity is equal to the slope of this graph?
Distance
Displacement
Acceleration
Velocity
- 15. Multiple Choice
An object is thrown into the air at 60 m/s, straight up. What is its velocity at the highest point?
0 m/s
-9.8 m/s
60 m/s
-60 m/s
- 16. Multiple ChoiceScott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?10786
- 17. Multiple Choice
A dog running with an initial speed of 7.5 m/s comes to a stop in 15 seconds. What is the dog's acceleration?
-7.5 m/s
-7.5 m/s2
-0.5 m/s2
7.5 mi//hr
- 18. Multiple Choice
A race car starting from rest accelerates uniformly at a rate of 4.90 m/s2. What is the car's speed after it has traveled 200 meters?
1960 m/s
62.6 m/s
44.3 m/s
31.3 m/a
- 19. Multiple ChoiceA car is traveling at 21.0 m/s. It slows to a stop at a constant rate over 5.00 s. How far does the car travel during those 5.00 seconds before it stops?4.20 m52.5 m105 m158 m
- 20. Multiple ChoiceDescribe the motion in segment CSlowing down; Positive directionSlowing down; Negative directionSpeeding up; Negative directionConstant velocity; Negative direction
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