Motion Test Flashcards
1
Q
- The speed you read on a speedometer is_____.
A
Instantaneous speed
U6 C1 - Describing motion p. 3
2
Q
- 3m/s north is an example of a(n) ____.
A
Velocity
U6 C1 - describing motion p. 4
3
Q
- The graph to the right shows the distance traveled by an object pitted against time. What’s the distance covered by the object between the 2nd and 6th second?
A
8 m
4
Q
- The horses on a carousel or merry-go-round are accelerating because _____.
A
C. The direction of the horses’ motion is constantly changing.
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5
Q
- Find the acceleration of the bicyclist in the graph to the right 5s to 6s.
A
D. 15m/s squared
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6
Q
- At what point is the rate of change of velocity the greatest?
A
C.
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7
Q
25& 39. The velocity of an object must include both a _____ and a _____.
A
Speed, direction
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8
Q
- Can the velocity of a car change when it’s speed is constant?
A
No, because when you’re moving at a constant speed nothing changes, hence the word CONSTANT.
My brain
