Unit 4: Constant Force Model, Summative Assessment Grading Rubric
38 points total
1. Rama skiing downhill

9 points
1a. Force diagram, 2 points
+1 for balanced forces along yaxis; normal force, ycomponent of the
gravitational force (0.5 for unequal le
Name
Date
Pd
UNIT IV: Worksheet 4
1. Suppose a hanging 1.0 kg lab mass is attached to a 4.0 kg block on the table. Construct a force
diagram for the block and the mass combined.
a. Earlier, a group of students found that the coefficient of kinetic frictio
Name
Date
Pd _
Unit VII: Worksheet 2
Suppose in the lab one group found that
. Construct a graphical
representation of force vs. displacement. (Hint: make the maximum displacement 0.25 m.)
1. Graphically determine the amount of energy stored while stretch
Assessment Guide Energy
Learning
Expectation:
We are learning:
1) To understand
the principle
of
conservation
of energy and
describe
energy
storage and
transfers
within a
system.
Students may be given
A description of an object and
its system and transfor
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UNIT IV: Worksheet 4
1. Suppose a hanging 1.0 kg lab mass is attached to a 4.0 kg block on the table. Construct a force
diagram for the block and the mass combined. t
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a. Earlier, a group of students found that the coefcient of
1. Here is a great response to question 1. Determining the acceleration
required multiple steps. Some students mistakenly took the coefficient
of friction (0.05) to be the friction force. It is important to distinguish
between the two.
1. Here is another
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Name Period
Unbalanced Force Particle Model Worksheet 2
W gal3 WP V. 1 U V" 9
1. When "@hmn stand' 7 an elevator pushes the button for a 'gl_ier oor, he starts from rest
and accelerates upwards 2.0m/ OIEZEJGHNT: Choose as your syst
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Unbalanced Force Particle Model  Whiteboard Problems
II
1. The Derson
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Unbalanced Force Particle Model  Whiteboard
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ESSAY 7, COMMON FEEDBACK
Reflective Essay MP3 #1
Projectile Motion:
For most of our year learning physics, we learned about motion in one dimension. An object
either moved horizontally (x) or vertically (y). But now we began learning about projectile moti
Energy
Unit VII
Energy
Core Unit Concepts:
There are not different types of energy, all
energy is the same. Energy is energy is
energy.
Energy is given the scientific unit joule (J)
Energy is related to forces (J = Nm)
Energy
Two Energy Themes:
Energy
Name
Period _Date
Unbalanced Force Particle Model Worksheet 2
1. When an 85kg man standing in an elevator pushes the button for a higher floor, he starts from rest
and accelerates upwards at 2.0m/s2 for 1.25s. (HINT: Choose as your system just the man, no
Constant Velocity Model Reading: Motion Maps
A motion map represents the position, velocity, and acceleration of an object at various clock
readings. (At this stage of the class, you will be representing position and velocity only.)
Suppose that you took
Unit 4 Unbalanced Force Model QUIZ 2b Name_ Date_ Period_
A 400 g block, m1 on a 30 frictionless incline is connected by a light string over a frictionless pulley to an
unknown mass, m2. When the system is released from rest, mass m2 accelerates downward
Unit 4: Unbalanced Force Model
Friction Lab
Name _ P_ Date _
Consider an object sliding on a surface. Friction refers to
the resistive force that the surface exerts on the object. This
force is in the direction opposite to the object's motion or
possible
Assessment Guide
Learning
Expectation:
We are
learning
To understand
how objects
interact using
the idea of force.
Students may be
given
Situations in
which an object
interacts with
one or more
objects including
situations where
forces are
balanced and/or
Unit 4 Unbalanced Force Model QUIZ 2a Name_ Date_ Period_
A 400 g block, m1 on a 30 frictionless incline is connected by a light string over a frictionless pulley to an
unknown mass, m2. When the system is released from rest, mass m2 accelerates upward at
[Type text]
Here are some great responses to the questions in the summative assessment for
unit 5, 2 D Motion.
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[Type text]
Q1. Bungee Jumper
1c. Note that Rama was not in free fall when the cord was being
stretched during his fall.
Q2. Fire extinguisher cart video
Q3. Lab question
Q4. Pendulum
Name
Date
Pd _
Unit VII: Worksheet 3a
For each situation shown below:
1. Show your choice of system in the energy flow diagram, unless it is specified for you.
*Always include the earth in your system.
2. Decide if your system is frictionless or not, and
Name
Unit VII: Worksheet 4
Start each solution with a force diagram.
1. A baseball (m = 140 g) traveling at 30. m/s moves a fielder's glove backward 35 cm when the
ball is caught.
a. Construct an energy bar graph of the situation, with the ball as the sys
CONSTANT VELOCITY MODEL
Name_
ASSESSMENT GUIDE
Learning
Expectation:
We are
learning
Students may be
given
Students may be asked to
1) To
understand
and describe
the motion of
object moving
at constant
velocity.
A written
description (e.g.
a
story) of an
Name
Period _Date
Unbalanced Force Particle Model Worksheet 1
1.
A person applies a 10N horizontal force to a 10kg mass, initially at rest on a frictionless,
horizontal floor. The person pushes it for 20m.
a) Which models apply to this situation and why?
Following are complete essays or parts of essays with some feedback.
Although we have, in past units, studied motion and the forces that affect motion, we have only recently begun to study what causes those
forces. In this unit, we are looking at the ene
ESSAY 9 COMMENTS
Most essays show significant improvement compared to the essays earlier in the year. One thing that was
noticed was the general, gradual disappearance of the units after numbers, especially for variables such as
'k' and 'g'. This occurred
Common Feedback on Essay 3, MP2
Make sure you divide your essay into paragraphs.
When discussing circular motion, most of the students discussed how we found that the
unbalanced force was toward the center of the circle. Fewer students discussed the relev
Unit 6: Work & Energy
Name _ Period _ Date _
"Pendulum" Lab
Goal: Find a relationship between the height of the pendulum's bob and the velocity of the bob
at the lowest point along its path.
On the lab bench youll find:
A track, with a photogate attached
Unit 6: Work & Energy
Name _ Period _ Date _
"Dynamics cart with a spring" Lab
Goal: Find a relationship between the compression distance of a spring and the initial velocity
of a cart.
On the lab bench youll find:
A track
A black plastic end stop with
1. Which of the following statements are true about an electric circuit? List all that apply.
a. Electrons are the mobile charge carriers in an electric circuit.
b. The path of charge flow from the + to the  terminal of the circuit can consist of noncond
ESSAY 6
STUDENT EXAMPLES (Parts of essays)
Both normal force and maximum static friction were recorded in a data table. Once we were finished gathering
data, we decided to make a graph of our findings. We drew a linear best fit line, as it seemed to best
1. Which of the following statements about vectors and scalars are TRUE? List all that apply.
a.
b.
c.
d.
e.
f.
g.
A vector is a large quantity and a scalar is a small quantity.
A scalar quantity has a magnitude and a vector quantity does not.
A vector qu
Course Requirements and Syllabus
AP Exam Date: Monday, May 14th, 2012
2:00P Session
Course Description AP Physics C: Electricity & Magnetism
The AP Physics C course is a challenging class that closely follows the syllabus designed by the
College Board whi
Unbalanced Force Particle Model  Whiteboard Problems
1. The 80kg box at left travels to the bottom of
the 2m long ramp with a constant speed of 1.4m/s.
a) Which models apply to this situation and why?
(b) Draw at least four diagrams and/or graphs to illu