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# A.Kinematics: Describing  an Object’s Motionvideo A1: Relative Velocity.  All velocities are relative, this video describes how to find the velocity of one object relative to another object using vectors.video A2: Vector Basics.  Just the basics of vector notation including an explanation of unit vectors.video A3: Vector Basics (part 2). Some basics of the relationship between velocity and acceleration vectors.video A4: Projectile Motion Basics. Just the basics of projectile motion.

B.   Mechanics: The Big Picture

video B1: The Big Picture.  This video develops a concept map that links the various topics covered in mechanics.  It is just an overview of the material that will be covered in mechanics. Each of these topics will be covered in much more detail later.
video B2: The Big Picture part 2.  More summarizing of the big picture linking kinematics, newton's laws, energy, and power.  Again, more detail for each topic will be covered at a later time.
video B3: The Gravitational Force.  This video gives a few different viewpoints of the gravitational force and described by Newton's Law of Universal Gravity.
video B4: Gravitational Potential Energy.  This video gives a few different viewpoints of gravitational potential energy.  More information on gravitational potential energy will be given in units D and G.
video B5Gravitational Forces and Energies.  This video shows how the universal equations for gravitational force and energy transition into their more simple forms when you are near the earth's surface.
video B6: Review Video for Unit B (part 1).  This video is a review of the concepts covered in unit B.  Try pausing the video after each question to see if you can answer the question on your own.  (There are some questions on static and kinetic friction that you might find helpful.)
video B7: Review Video for Unit B (part 2).  A continuation of the unit B review.
video B8Review Video for Unit B (part 3).  A continuation of the unit B review.

C.   Newton’s Laws

video C1Solving Newton's Second Law Problems.  This video shows the steps to solving a Newton's second law problem with particular attention given to an object moving on an inclined plane.
video C2: Inclined Planes (Continued): This video is continued from video C1.  It looks at an object on an inclined plane where friction is present.
video C3: Atwood's Machine Problems.  This video shows a method for solving Newton's second law problems involving pulleys.
video C4: Atood's Machine Problems (part II).  This video finishes up the analysis of Atwood's machine problems which are problems involving pulleys.
video C5: Circular Motion Problems.  This video shows how Newton's laws are applied to circular motion problems.
video C6: Circular Motion Problems (part 2).  This video looks at cars travelling around an unbanked turn.
video C7: Banked Turns and Toy Airplanes.  This is video details the physics of a car travelling around a circle on a banked turn.
video C8: Elevator Problems and Newton's Laws.  This video shows how to handle a typical elevator problem involving Newton's laws of motion.
video C9Review of Unit C. Newton's Laws (part 1).  This video is a review of the concepts covered in unit C.  Try pausing the video after each question to see if you can answer the question on your own.
video C10Review of Unit C (part 2)
video C11: Review of Unit C (part 3)

D.    Work, Energ, and Power

video D0Part 1 of the Dot Product or Scalar Product.  I originally forgot to add this one. Watch this before D1.
video D1: The Dot Product or the Scalar Product.  This video explains one of two ways to multiply two vector quantities.  The second method will be covered in a different video.
video D2The Integral and Work Done by a Force.  This video is an introduction to the work done by a varying force.
video D3Using Calculus to Derive the Kinematics Equations for Straight-line Motion with Constant Acceleration.  This video attempts to do just what it says.
video D4Work Done on an Object by a Constant Force.
video D5: Work Done on an Object by a Varying Force.
video D6: Power and Efficiency
video D7: Conservative and Non-Conservative Forces.  This video details the difference between conservative and non-conservative forces in relation to the work done by each type of force.
video D8: Conservative and Non-Conservative Forces (part 2)
video D9: Work Done By a Conservative Forces.  This video details how the work done by a conservative force, such as the gravitational force, will equal the negative change in the system's potential energy.
video D10: Unit D Review (part 1). This video is a review of the concepts covered in unit D.  Try pausing the video after each question to see if you can answer the question on your own.
video D11: Unit D Review (part 2)
video D12: Unit D Review (part 3)
video D13: Unit D Review (part 4)

E.     Momentum, Impulse, and the Center of Mass

video E1:  Momentum Basics.  This video shows how momentum conservation follows from Newton's laws of motion.
video E2: Types of Collisions. This video details the different types of collisions between two objects.
video E3: Types of Collisions (part 2).
video E4: Collisions in 2 Dimenstions.  This video details the physics that occurs when the collision is not "head-on" but rather "off-center" so that the two objects travel off of their original straight-line paths.
video E5: Ballistic Pendulum Problems.  This video details the physics of a ballistic pendulum problem.  An example of a ballistic pendulum problem would be a block hanging from a string getting hit by a bullet so that the bullet-block system swings up to a particular height before it swings back down to its original position.
video E6: Unit E Review (part 1).  This video is a review of the concepts covered in unit E on Momentum and Impulse.  Try pausing the video after each question to see if you can answer the question on your own.
video E7: Unit E Review (part 2).
video E8: Unit E Review (part 3).

F.    Rotational Motion

video F1: Rotational Kinematics.  This video explains rotational kinematics for constant angular acceleration.

video F2: Rotational Kinematics (part 2).  This video continues to explain rotational kinematics and details how the linear quantities are related to rotational (or angular) quantities as an object rotates.
video F3: Rotational Kinematics (part 3)
video F4: Torque and the Cross-Product (or Vector Product):  This video explains a little bit about torque and the cross-product or vector product of two vectors.  So this is the second way that two vector quantities can be multiplied together.
video F5: Torque and the Cross-Product (part 2)
video F6: Torque and the Cross-Product (part 3)
video F7: Static Equilibrium Problems.  This is a video that explains the necessary conditions for keeping a structure in static equilibrium.  Static equilibrium occurs when a system has no linear acceleration and no angular acceleration.
video F8: Static Equilibrium Problems (part 2)
video F9: Rotational Inertia or Moment of Inertia.  This video introduces the concept of rotational inertia (or rotational sluggishness or moment of inertia)
video F10: The Parallel-Axis Theorem.  If you know a system's rotational inertial about an axis that passes through its center of mass, then you can find the rotational inertial about a second axis that is parallel to the original axis by using the parallel-axis theorem.
video F11: Rotational Dynamics (Newton's Second Law in Rotational Motion)
video F12: Rotational Dynamics (part 2)
video F13: Rotational Dynamics (part 3):  This is a video that details Atwood's machine problems where the pulley has significant mass.
video F14: Rotational Kinetic Energy (part 1)
video F15: Rotational Kinetic Energy (part 2)
video F16: Angular Momentum
video F17: Angular Momentum (part 2)
video F18: Unit F Review (part 1). This video is a review of the concepts covered in unit F on Rotational Motion.  Try pausing the video after each question to see if you can answer the question on your own.
video F19: Unit F Review (part 2)

G.

Satellite Motion

video G1: The Gravitational Field Strength.  This video is on the gravitational field due to a planet.
video G2: Satellites in Circular Orbit.  This video details the physics of satellites in circular orbit around another object.
video G3: Kepler's 3 Laws of Planetary Motion.
video G4: Elliptical Orbits and the Conservation of Energy
video G5: Elliptical Orbits and the Conservation of Angular Momentum
video G6: Escape Velocity.  This video explains how you calculate an object's escape velocity for a given planet.
video G7: The Physics of Binary Star Systems
video G8: Review for Unit G (part 1).  This video is a review of the concepts covered in unit G on Planetary or Satellite Motion.  Try pausing the video after each question to see if you can answer the question on your own.
video G9: Review for Unit G (part 2)
video G10: Review for Unit G (part 3)

H.   Periodic Motion (Harmonic Motion)

video H1: The Kinematics of Harmonic Motion (part 1): An Introduction into Harmonic Motion.  This video compares the motion of an object travelling in uniform circular motion to an object travelling in simple harmonic motion.  Kinematics is the study of DESCRIBING motion.  Dynamics is the study of the CAUSES of motion.
video H2: The Kinematics of Harmonic Motion (part 2)
video H3: The Kinematics of Harmonic Motion (part 3)
video H4: The Dynamics of Simple Harmonic Motion (part 1).  This video explains how Newton's laws apply to simple harmonic motion.
video H5: Energy Conservation and Simple Harmonic Motion
video H6: Harmonic Oscillator with a Crate on Top of a Crate.  This video details the physics of a crate that is attached to a spring with another create sitting on top of the first one.  The net force on the top crate is supplied only by the force of friction.
video H7: Springs in Series and Parallel.  This video explains how to find the equivalent spring constants of either set of springs that are connected in parallel and or connected in series.
video H8: The Period of a Simple Pendulum.  This video describes the derivation for the period of a simple pendulum.
video H9: The Period of a Physical Pendulum. This video describes the derivation for the period of a physical pendulum.
video H10: The Period of a Physical Pendulum (part 2).  This video shows how to apply the equation derived in video H9.
video H11: The Equivalence of a Vertical Mass on a Spring to a Horizontal Mass on a Spring.  This video attempts to explain why the physics of a mass attached to a horizontal spring has many similarites to the physics of a mass attached to a vertical spring.
video H12: Review of Unit H (part 1). This video is a review of the concepts covered in unit H on Harmonic Motion.  Try pausing the video after each question to see if you can answer the question on your own.
video H13: Review of Unit H (part 2).
video H14: Review of Unit H (part 3)
video H15: Review Unit H (part 4)
video H 16: Review Unit H (part 5)

N. Growth and Decay in Physics (Air Resistance)*

video N1: Objects Falling With Air Resistance.
video N2: Objects Falling With Air Resistance (part 2)
video N3: Review of Air Resistance
video N4: Review of Air Resistance (part 2).  Only a part of this video is air resistance.  The other part of this video is on RC circuits.