VELOCITY AND ACCELERATION
For every case:
A. Look at the dot-trail shown on the animation.
B. Construct a MOTION DIAGRAM using your ruler.
C. Using your ruler complete the three graphs for the object's motion.
All units in graphs are either m, m/s or m/s^2 and s for time.
D. Answer the questions.
1. Constant Positive Velocity:
Write the letter that completes the description below using the following words. You may use the words more than once.
b) position
c) zero
d) constant velocity
e) positive velocity
1. _____ The "dot-trail" shows that the object has equal _______ intervals.
2. _____ Therefore we can say that the dot moves at ________ ________.
3. _____The upward slope of the position-time graph shows that the object is
traveling with a constant ______ ___________ .
4. _____The velocity-time graph shows a horizontal line with a _____ slope.
5. _____ This means that there is no ________.
6. _____The line in the v-t graph is located in the positive region of the graph
corresponding to a _______ _________.
7. _____The acceleration-time graph shows a horizontal line at the _____ mark.
2. Constant Negative Velocity
A. Write the letter that completes the description below using the following words.You may use the words more than once.
b) zero
c) negative velocity
1. _____ The downward slope of the position-time graph shows that the object
is traveling with a constant ______ __________ .
2. _____The velocity-time graph shows a horizontal line with a _____ slope.
3. _____ This means that there is no ________.
4. _____The line in the v-t graph is located in the negative region of the graph
corresponding to a _______ ________.
5. _____The acceleration-time graph shows a horizontal line at the _____ mark.
B. Find the slope of the position-time line. SHOW ALL YOUR WORK
3. Rightward Velocity and Positive Acceleration
Write the letter that completes the description below using the following words. You may use the words more than once.
a) velocity
b) positive velocity
c) positive
d) positive acceleration
1. _____ An object that moves in the positive direction has a _____velocity.
2. _____ If the object is speeding up, then its acceleration is directed in the same
direction as its motion, this means that the object has ______ ______.
3. _____ The "dot trail" shows that each consecutive dot is not the same distance
apart. Therefore the _________ is changing.
4 _____ The position-time graph shows that the slope is changing meaning that
the ______ is changing.
5. _____ The velocity-time graph is located in the positive region of the graph
indicating a ___________ _____________.
6. _____ The v-t line has a positive slope meaning that there is a _________
acceleration.
7. _____ The acceleration-time graph shows a horizontal line in the_____ region
of the graph.
8. _____ This means that the object has a ______________ ____________.
4. Rightward Velocity and Negative Acceleration
A. Write the letter that completes the description below using the following words. You may use the words more than once.
a) positive velocity
b) negative
c) negative acceleration
1. _____ If the object is slowing down, then its acceleration is directed in the
opposite direction as its motion, this means that the object has ______ ________.
2. ______The velocity-time graph is located in the positive region of the graph
indicating a ___________ _____________.
3. _____ The v-t line has a negative slope meaning that there is a _________
acceleration.
4. _____ The acceleration-time graph shows a horizontal line in the_____ region
of the graph.
5. _____ This means that the object has a ______________ ____________.
B. Find the slope of the velocity-time line. SHOW ALL YOUR WORK
5. Leftward Velocity and Negative Acceleration
A. Write the letter that completes the description below using the following words. You may use the words more than once.
a) negative
b) negative acceleration
1. _____If the object is speeding up, then its acceleration is directed in the same
direction as its motion, this means that the object has ______ ______.
2. _____ The position-time graph shows a __________ slope.
3. _____ This means that the velocity is ___________.
4. _____ The v-t line has a negative slope meaning that there is a
_________acceleration.
5. _____ The acceleration-time graph shows a horizontal line in the_____ region
of the graph.
6. _____ This means that the object has a ______________ ____________.
B. Find the slope of the velocity-time graph. SHOW ALL YOUR WORK
6. Negative Velocity and Positive Acceleration
A. Write the letter that completes the description below using the following words. You may use the words more than once.
a) negative velocity
b) positive
c) positive acceleration
1. _____ An object that moves in the negative direction has a _____ _________.
2. _____ If the object is slowing down, then its acceleration is directed in the
opposite direction as its motion, this means that the object has
______ ________.
3. _____ The v-t line has a positive slope meaning that there is a _________
acceleration.
B. Find the slope of the velocity-time graph. SHOW ALL YOUR WORK
