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UNIT IV: Worksheet 1
For each of the situations compare the forces exerted by the blocks on each other as they move
on a table with some friction.
The choices for all the questions are as follows:
A
block A exerts a greater force
B
block B ex
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UNIT IV: Worksheet 3
For each of the problems below, carefully draw a force diagram of the system before
attempting to solve the problem.
1. Determine the tension in each cable in case A and case B.
Case A
Case B
5 kg
5 kg
2. Determine tensio
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UNIT IV: Worksheet 2
Determine the x and y components of each of the force vectors below. Show work.
1.
2.
3.
4.
Modeling Workshop Project 2002
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Unit IV ws2 v2.0
5.
A person pulls on a 50 kg desk with a 200N force acting at 30 angle
above th
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UNIT IV: Worksheet 1
In each of the following situations, represent the object with a particle. Sketch all the forces acting
upon the object, making the length of each vector represent the magnitude of the force .
1. Object lies motionless.
2
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UnitIVReview
For questions 14, draw the force diagram to represent the situation.
1. A wrecking ball is held motionless by a
cable.
2. A small child slides down a frictionless
slide.
3. The weight pulls block A across a
frictionless table.
4
UNIT IV Objectives
What you should know when all is said and done
By the time you finish all labs, worksheets and related activities, you should be able to:
1. Describe and give examples of Newton's 1st Law.
Newton's 1st Law: An object at rest or moving a
UNIT III: Review
Use the graph below to answer questions #14 that follow:
1. Give a written description to describe the motion of this object.
2. Draw the motion map for the object. Include velocity and acceleration vectors.
3. Explain how you could dete
UNIT III: Objectives
What you should know when all is said and done
1. You should be able to determine the instantaneous velocity of an object in three ways:
a. determining the slope of the tangent to an x vs t graph at a given point.
b. using the mathema
Unit III: Stacks of kinematics curves
Given the following position vs time graphs, sketch the corresponding velocity vs time and
acceleration vs time graphs.
Modeling Workshop Project2002
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Unit IIIkinematic curves v2.0
For the following velocity vs time
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UNIT III: Worksheet 4
+
v (m/s)
+
v (m/s)
+
v (m/s)
+
v (m/s)

1. A poorly tuned Yugo can accelerate from rest to a speed of
28 m/s in 20 s.
a) What is the average acceleration of the car?
b) What distance does it travel in this time?
.
t (s
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UNIT III: Worksheet 3
x (m
)
1.
25
t (s)
0
5
a. Describe in words the motion of the object from 0  6.0 s.
b. Construct a qualitative motion map to describe the motion of the object depicted in the graph
above.
c. What is the instantaneous ve
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UNIT III: Worksheet 1
When evaluating problems 1  3, please represent the motion that would result from the rail
configuration indicated by means of a:
A) qualitative graphical representation of x vs. t
E) general mathematical expression of the
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UNIT II: Worksheet 5
x vs t Graph
v vs t Graph
Written Description
Motion Map
v
t
v
t
Modeling Workshop Project 2002
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Unit II ws5 v2.0
Object moves with
constant positive
velocity for 4 seconds.
Then, it stops for 2
seconds and returns to
th
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UNIT II: Worksheet 4
1. From the motion map above, answer the following:
a. What can you conclude about the motion of the object?
b. Draw a qualitative graphical representation of x vs t (see below).
c. Draw a qualitative graphical representa
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UNIT II: Worksheet 3
1. Robin, roller skating down a marked sidewalk, was observed to be at the following positions at
the times listed below:
t (s)
x (m)
0.0
10.0
1.0
12.0
2.0
14.0
5.0
20.0
8.0
26.0
10.0
30.0
a. Plot a position vs. time grap
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UNIT II: Worksheet 2
Sketch velocity vs time graphs corresponding to the following descriptions of the motion of an
object.
1. The object is moving away from the origin at a
constant (steady) speed.
2. The object is standing still.
3. The obj
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UNIT II Worksheet 1
1. Consider the position vs. time graph below for cyclists A and B.
A
x (m)
B
5
t (s)
a. Do the cyclists start at the same point? How do you know? If not, which is ahead?
b. At t= 7s, which cyclist is ahead? How do you k