Period 5 Kinematics Review
- 1.Which of the following is a distance?
- A.
2.65 m east
- B.
9.8 m down
- C.
11 m
- D.
-3.4 m
- 2.Which of the following is a velocity?
- A.
3.5 m/s
- B.
.04 m/s
- C.
-5.0 m/s
- D.
-9.8 m/s/s
- 3.What is the acceleration due gravity?
- A.
-9.8 m/s/s
- B.
-9.8 m/s
- C.
+9.8 m/s
- D.
+9.8 m/s/s
- 4.You drive 100 mi North and then 20 mi south. What is your distance?
- A.
80 mi North
- B.
80 mi
- C.
120 mi North
- D.
120 mi
- 5.You drive 100 mi North. You then drive 20 miles south. What was your displacement?
- A.
80 m North
- B.
80 m South
- C.
120 m
- D.
120 m North
- 6.Chose all the the scenarios where you are accelerating:
- A.
You are standing still, watching your crush walk away from you.
- B.
You are running away at a constant velocity.
- C.
You are rounding a corner going a constant 20 m/s.
- D.
You see a beautiful, new, smiling stranger, who makes you slow to a stop.
- 7.Choose the situations where the object is speeding up:
- A.
Positive velocity, positive acceleration
- B.
Positive velocity, negative acceleation
- C.
Negative velocity, positive acceleration
- D.
Negative velocity, negative acceleration
- 8.Choose the situations where the object is slowing down:
- A.
Positive velocity, positive acceleration
- B.
Positive velocity, negative acceleation
- C.
Negative velocity, positive acceleration
- D.
Negative velocity, negative acceleration
- 9.You stand at the top of the highest building in the world, the Burj Kalifa, which is about 818 m tall. Imagine there is no air to get in the way. You drop a penny. How long would it take the penny to hit the ground?
- A.
166.9 s
- B.
41.7 s
- C.
12.9 s
- D.
20.4 s
- 10.
The object in the graph on the left is:- A.
Speeding up in the positive direction
- B.
Slowing down in the positive direction
- C.
Speeding up in the negative direction
- D.
Slowing down in the negative direction
- 11.
The object in the graph on the right
- A.
Speeding up in the positive direction
- B.
Slowing down in the positive direction
- C.
Speeding up in the negative direction
- D.
Slowing down in the negative direction
- 12.
Describe the motion of the object in this graph.
- A.
It is stopped, then moving at a steady constant velocity.
- B.
It is moving at a constant velocity, then going a faster constant velocity
- C.
If is moving at a constant velocity, then accelerating.
- D.
It is stopped, then slowing down.
- 13.
During the first 4 seconds, what is the acceleration of the object?
- A.
2 m/s/s
- B.
2 m/s
- C.
0 m/s/s
- D.
It is impossible to tell without more information.
- 14.
What was the total displacement of the object in this graph?
- A.
48 m
- B.
2 m
- C.
24 m
- D.
It is impossible to tell without more information.
- 15.
Match the velocity graph to its acceleration graph.
- A.
A
- B.
B
- C.
C
- D.
D
- 16.A zebra is being chased by a lion. It is running constantly at its top velocity +22 m/s. How long will it take the zebra to run 68 m?
- A.
46
- B.
0.32 s
- C.
1496 s
- D.
3.1 s
- 17.A plane goes from flying 220 m/s to stop while experiancing an acceleration of -16 m/s/s. How far does the plane travel before it comes to a stop?
- A.
13.75 m
- B.
24200 m
- C.
27.5
- D.
1512.5 m
- 18.
During the last 4 seconds, what is the acceleration of the object?
- A.
2 m/s/s
- B.
2 m/s
- C.
0 m/s/s
- D.
It is impossible to tell without more information.
.PNG "Match the velocity graph to its acceleration graph.")
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