Download Students will understand that…

UNIT PLAN
Subject: Physical Science
Unit #_6_
Unit Name_Forces and Motion _
Big Idea/Theme:
Every change that occurs involves motion and requires energy.
Culminating Assessment:
 Students will apply their knowledge of scientific inquiry, energy, and motion to
design and complete laboratory activities investigating kinetic and potential
energy through the use of pendulums.
 Solve problems involving velocity, acceleration, momentum, force, and weight,
including the correct SI units for each, found on a written assessment.
Unit Understanding(s)
Unit Essential Question(s):
Students will understand that…
 What is distance?
 There is a relationship among
 What is velocity?
distance, time, direction, and the
 How do you measure time?
velocity of an object.
 What are the SI units for distance,
 the formula v = d/t is used to solve
time, direction and velocity?
problems related to average speed
 What is the difference between
or velocity.
speed and velocity?
 changes in velocity and time affect
 How do changes in velocity and
the acceleration of an object.
time affect the acceleration of an
 the formula a = (vf-vi)/t is used to
object?
determine the acceleration of an
 How do you use the formula a =
object.
(vf-vi)/t
to
determine
the
 acceleration due to gravity affects
acceleration of an object?
the velocity of an object as it falls.
 How does acceleration due to
 linear motion of objects can be
gravity affect the velocity of an
represented
on
distance-time
object as it falls?
graphs.
 How do you represent the linear
 the motion of objects can be
motion of objects on distance-time
explained on the basis of Newton’s
graphs?
three laws of motion.
 What is inertia?
 the relationship between mass and
 What are Newton’s three laws of
weight by using the formula FW =
motion?
mag.
 What is the relationship among
 the gravitational force between two
force, mass and acceleration?
objects is affected by the mass of
 How do you use the formula F = ma
each object and the distance
to solve problems?
between them.
 What is the relationship between
 the law of conservation of energy
mass and weight?
applies to the transformation of
 How do you use the formula FW =
various forms of energy.
mag to solve problems?
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factors determine potential and
kinetic
energy
and
the
transformation of one to the other.
Work is a relationship among the
force applied to an object, the
displacement of the object, and the
energy transferred to the object.
the formula W = Fd can be used to
solve problems related to work
done on an object.
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Vocabulary
Distance
Instantaneous speed
Net Force
Friction
Gravitational
Potential Energy
Centripetal force
Potential energy
Rolling friction
Displacement
Velocity
Balanced Force
Static friction
Newton’s Third
Law
Gravity
Mechanical
advantage
Mechanical energy
Power
Output force
Heat
Convection
First law of
thermodynamics
Energy
Joule
Thermal energy
Radiation
Second law of
thermodynamics
What are action and reaction
forces?
What is the gravitational force?
How is the gravitational force
between two objects affected by the
mass of each object and the distance
between them?
What is the law of conservation of
energy?
What are the ways that energy is
transferred?
What are the forms of energy?
What is potential energy?
What is kinetic energy?
What is the difference between
potential and kinetic energy?
How do you calculate potential
energy?
How do you calculate kinetic
energy?
What is work?
How do you explain work in terms
of the relationship among the force
applied to an object, the
displacement of the object, and the
energy transferred to the object?
How do you calculate work?
How do you use W=Fd to solve
problems?
Speed
Acceleration
Inertia
Sliding friction
Newton’s Second
Law
Momentum
Elastic Potential
Energy
Law of
Conservation of
Energy
Machine
Efficiency
Specific Heat
Insulator
Internal combustion
engine
Average speed
Force
Weight
Air resistance
Centripetal
acceleration
Kinetic Energy
Chemical Potential
Energy
Work
Input force
Temperature
Conduction
Thermodynamics
Students will know… / Students will be able to…
 Distinguish between distance and displacement.
 Explain the difference between speed and velocity.
 Interpret motion graphs.
 Identify how acceleration, time, and velocity are related.
 Explain how positive and negative acceleration affect motion.
 Describe how to calculate the acceleration of an object.
 Explain how force and motion are related.
 Describe what inertia is and how it is related to Newton’s first law of
motion.
 Identify the forces and motion that are present during a car crash.
 Define Newton’s second law of motion.
 Apply Newton’s second law of motion.
 Describe the three different types of friction.
 Observe the effects of air resistance on falling objects.
 Describe the gravitational force.
 Construct a parachute using their knowledge of air resistance and
gravitational force.
 Distinguish between mass and weight.
 Explain why objects that are thrown will follow a curved path.
 Compare circular motion with motion in a straight line.
 State Newton’s third law of motion.
 Identify action and reaction forces.
 Calculate momentum.
 Recognize when momentum is conserved.
 Distinguish between kinetic and potential energy.
 Calculate kinetic energy.
 Describe different forms of potential energy.
 Describe how energy can be transformed from one form to another.
 Explain how the mechanical energy of a system is the sum of the kinetic
and potential energy.
 Discuss the law of conservation of energy.
 Explain the meaning of work.
 Describe how work and energy are related.
 Calculate work.
 Define temperature.
 Explain how thermal energy depends on temperature.
 Explain how thermal energy and heat are related.
 Compare and contrast the transfer of thermal energy by conduction,
convection and radiation.
South Carolina Academic Standards:
PS-1:
The student will demonstrate an understanding of how scientific inquiry and
technological design, including mathematical analysis, can be used
appropriately to pose questions, seek answers, and develop solutions.
PS-5.1
Explain the relationship among distance, time, direction, and the velocity of an
object.
PS-5.2 Use the formula v = d/t to solve problems related to average speed or velocity.
PS-5.3 Explain how changes in velocity and time affect the acceleration of an object.
PS-5.4 Use the formula a = (vf-vi)/t to determine the acceleration of an object.
PS-5.5 Explain how acceleration due to gravity affects the velocity of an object as it
falls.
PS-5.6 Represent the linear motion of objects on distance-time graphs.
PS-5.7 Explain the motion of objects on the basis of Newton’s three laws of motion:
inertia; the relationship among force, mass, and acceleration; and action and
reaction forces.
PS-5.8 Use the formula F = ma to solve problems related to force.
PS-5.9 Explain the relationship between mass and weight by using the formula FW =
mag.
PS-5.10 Explain how the gravitational force between two objects is affected by the mass
of each object and the distance between them.
PS-6.1 Explain how the law of conservation of energy applies to the transformation of
various forms of energy (including mechanical energy, electrical energy,
chemical energy, light energy, sound energy, and thermal energy).
PS-6.2 Explain the factors that determine potential and kinetic energy and the
transformation of one to the other.
PS-6.3 Explain work in terms of the relationship among the force applied to an object,
the displacement of the object, and the energy transferred to the object.
PS-6.4 Use the formula W = Fd to solve problems related to work done on an object.
Interim Assessment (formative)
 Formal/Informal Pre-assessment
 Class Participation
 Teacher Observations
 Graphic Organizer
 Notebooks
 Exit Slips
 Writing assignments
 Laboratory assignments
 Group Work
 Quizzes
 Tests
 Projects
Key Criteria (to meet the standard/rubric)
See rubric guide for the following rubrics:

Lab Report