S2 Test Motion from U2 S3 Flashcards
1
Q
The graph to the right shows the distance traveled by an object acted against time. What is the distance covered by the object between 2nd and 6th second?
A
A. 8m
2
Q
The horses on a carousel or merry-go-round are accelerating because_____.
A
C. The direction of the horse’s motion is constantly changing
3
Q
- At what point is the rate of change of velocity the greatest?
A
B. B, on the graph there is a straight line.
4
Q
- Ben is exercising his pony on a large, oval track. The pony is trotting at a constant speed of 10 m/s around the track. Which statement can be made about the pony’s motion?
A
The pony is accelerating.
5
Q
- The velocity of an object must include both a ____ and a _____.
A
speed ; direction
6
Q
- Can the velocity of a car change when its speed is constant?
A
Yes it can because although it is moving at a constant speed it can still slow down or speed up.
7
Q
Describe the motion of a biker at A, B, and C as shown by the distance vs. time Graph 1.
A
A is moving at a constant speed.
B is completely stopped.
C is slowing down.
8
Q
Velocity needs
A
Speed and direction
