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Explore vectors
Assessment Strategies
on a written evaluation with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you differentiate between a vector quantity and a scalar quantity
you manipulate forces, displacements, velocities, accelerations, etc. as vector quantities
you determine the components of a given vector using both graphical and analytical (trigonometric) methods
you find a resultant of two or more vectors using both graphical and analytical (trigonometric) methods
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Distinguish between translational equilibrium and friction
Assessment Strategies
on paper and pencil test with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you apply Newton's first and third laws of motion
you demonstrate graphically that the first condition for equilibrium is satisfied
you construct a free body diagram representing all forces acting on an object that is in translational equilibrium
you solve for unknown forces by applying the first condition for equilibrium
you interpret the equations for static and kinetic friction
you solve equilibrium problems involving static and kinetic friction
you demonstrate translational equilibrium of an object, measuring the applied forces
you combine measured force vectors to verify the first condition for equilibrium graphically and analytically
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Differentiate between torque and rotational equilibrium
Assessment Strategies
on paper and pencil test with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you distinguish among torque, torque arm (moment arm), axis of rotation (pivot point), center of gravity
you calculate the resultant torque about any axis, given the magnitudes, directions and positions of forces acting on an object
you investigate the second condition for equilibrium
you solve for unknown forces and/or distances by applying the first and second conditions for equilibrium
you demonstrate rational equilibrium of an object measuring the applied forces and distances
you calculate torques and forces in lab exercises to verify both conditions for plane equilibrium
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Investigate uniformly accelerated motion
Assessment Strategies
on paper and pencil test with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you use formulas for velocity and average acceleration
you interpret the four general equations for uniformly accelerated motion
you solve problems involving initial velocity, final velocity, acceleration, displacement, and time
you solve acceleration problems involving free-falling bodies in a gravitational field
you investigate velocity, acceleration and gravitational acceleration, measuring displacements and times
you calculate average velocities and average accelerations
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Exmaine Newton's Second Law
Assessment Strategies
on a written evaluation with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you distinguish among force, mass and acceleration
you investigate the units newton and slug
you distinguish between mass and weight
you determine mass from weight and weight from mass in a known gravitational field
you draw a complete free body diagram for objects in motion with constant acceleration
you solve problems involving force, mass and acceleration using Newton's Second Law
you determine the acceleration due to gravity using the number to solve practical problems
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Differentiate between work, energy and power
Assessment Strategies
on a written evaluation with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you differentiate between units for work, potential energy, kinetic energy, and power
you interpret formulas for work, potential energy, kinetic energy and power
you interpret the equation describing the relationship between work done and change in kinetic energy
you interpret the equation describing the principle of conservation of mechanical energy
you solve problems involving work, kinetic and potential energy, and power
you calculate kinetic energy and power from lab measurements determining the efficiency of lab power systems
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Explore uniform circular motion
Assessment Strategies
on a written evaluation with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you distinguish between frequency, period of rotation, centripetal acceleration and centripetal force
you interpret formulas for velocity in a circular path, centripetal acceleration and centripetal force
you solve problems involving velocity, frequency, period of rotation, centripetal acceleration and centripetal force
you investigate centripetal acceleration and centripetal force
you calculate centripetal force from lab measurements using it to verify the formula for centripetal force
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Explore rotation
Assessment Strategies
on a written evaluation with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you distinguish between angular displacement, angular velocity and angular acceleration
you interpret formulas for angular velocity and uniform angular acceleration that are analogous to linear motion equations
you solve problems involving angular displacement, angular velocity, angular acceleration and time
you interpret formulas describing the relationships between linear motion in a circular path and rotation motion
you solve problems involving linear motion in a circular path
you define the moment of inertia of a body subject to rotation
you interpret the formulas for Newton's Second Law for rotational motional and rotational kinetic energy
you interpret the formulas for rotational work and power
you solve problems involving moment of inertia, torque, angular acceleration, rotational kinetic energy, work and power
you investigate Newton's Second Law for rotational motion
you calculate angular acceleration and moment of inertia from lab measurements using it to verify Newton's Second Law for rotational motion
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Investigate simple machines
Assessment Strategies
on a written evaluation with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you investigate simple machines
you interpret general formulas for efficiency, ideal mechanical advantage and actual mechanical advantage of a machine
you explore the mechanical principles and operation of simple machines
you interpret the applied formula for ideal mechanical advantage for each simple machines
you solve problems involving simple machines, efficiency and mechanical advantage
you construct and operate simple machines
you calculate mechanical advantage and efficiency from lab measurements
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Investigate electricity and simple DC circuits
Assessment Strategies
on a written evaluation with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you use units for measuring quantity of electric charge
you interpret Coulomb's Law for forces due to electric charges
you explain the principle of an electric field
you interpret the formula for electric field due to a point charge or two parallel charged plates
you calculate electric force or electric field due to given electric charges
you distinguish between electric potential, electric potential difference (voltage), current, and resistance
you interpret Ohm's Law and the formula for electric power
you solve problems involving current, voltage and power in simple DC series and parallel circuits
you assemble and operate simple circuits
you calculate effective resistance and circuit power from lab measurements
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Differentiate between magnetism and AC electricity
Assessment Strategies
on a written evaluation with a score of 70 or better
on homework problems
on written report of laboratory measurements, calculations, graphs and any included problems/questions with a score of 70 or better
Criteria
you differentiate between the principles of magnetic fields and magnetic field lines
you determine the direction of the magnetic field produced by an electric current
you determine the direction of the magnetic force on a current-carrying conductor in a known magnetic field
you differentiate between the measurement of AC voltage and current
you explain the operation of simple AC generators and motors
you explain the operation of transformers
you interpret formulas for AC electric power and transformer, voltage gain and efficiency
you solve problems involving current, voltage and power in simple AC circuits and transformer circuits
you assemble and operate simple AC circuits and transformer systems
you calculate operating resistance, circuit power and efficiency from lab measurements