Monday, September 27, 2010

Learn Physics Through Videos (Khan Academy)

Introduction to motion Introduction to motion (part 2) Introduction to motion (part 3) Projectile motion (part 1) Projectile motion (part 2) Projectile motion (part 3) Projectile motion (part 4) Projectile motion (part 5) Projectile motion (part 6) Projectile motion (part 7) Projectile motion (part 8) Projectile motion (part 9) Projectile motion (part 10) 2 dimensional projectile motion (part 1) 2 dimensional projectile motion (part 2) 2-dimensional projectile motion (part 3) 2 dimensional projectile motion part 4 2-dimensional projectile motion part 5 Optimal angle for a projectile part 1 Optimal angle for a projectile part 2 - Hangtime Optimal angle for a projectile part 3 - Horizontal distance as a function of angle (and speed) Optimal angle for a projectile part 4 Finding the optimal angle and distance with a bit of calculus Newton's First Law of Motion Newton's Second Law of Motion Newton's Third Law of Motion Newton's Laws Problems (part 1) Newton's Laws Examples (part 2) Newton's Laws Newton's Laws and vectors Force with Vectors Introduction to Tension Tension (part 2) Mass on Inclined Plane Introduction to friction Friction on an inclined plane A more complicated friction/inclined plane problem Tension in an accelerating system and pie in the face Moving pulley problem (part 1) Moving pulley problem (part 2) Introduction to Momentum Momentum: Ice skater throws a ball 2-dimensional momentum problem 2-dimensional momentum problem (part 2) Introduction to work and energy Work and Energy (part 2) Conservation of Energy Work/Energy problem with Friction Introduction to mechanical advantage Mechanical Advantage (part 2) Mechanical Advantage (part 3) Center of Mass Introduction to Torque Moments Moments (part 2) Unit Vector Notation Unit Vector Notation (part 2) Projectile Motion with Unit Vectors Projectile Motion with Unit Vectors (part 2) Projectile Motion with Ordered Set Notation Introduction to centripetal acceleration (part 1) Centripetal Acceleration (part 2) Centripetal Acceleration (part 3) Visual Proof: a= v^2/r Calculus Proof that a=v^2/r Introduction to angular velocity Conservation of angular momemtum Introduction to Newton's Law of Gravitation Gravitation (part 2) Intro to springs and Hooke's Law Potential energy stored in a spring Spring potential energy example (mistake in math) Introduction to Harmonic Motion Harmonic Motion Part 2 (calculus) Harmonic Motion Part 3 (no calculus) Fluids (part 1) Fluids (part 2) Fluids (part 3) Fluids (part 4) Fluids (part 5) Fluids (part 6) Fluids (part 7) Fluids (part 8) Fluids (part 9) Fluids (part 10) Fluids (part 11) Fluids (part 12) Thermodynamics (part 1) Thermodynamics (part 2) Thermodynamics (part 3) Thermodynamics (part 4) Thermodynamics (part 5) Electrostatics (part 1): Introduction to Charge and Coulomb's Law Electrostatics (part 2) Proof (Advanced): Field from infinite plate (part 1) Proof (Advanced): Field from infinite plate (part 2) Electric Potential Energy Electric Potential Energy (part 2-- involves calculus) Voltage Capacitance Circuits (part 1) Circuits (part 2) Circuits (part 3) Circuits (part 4) Cross product 1 Cross Product 2 Cross Product and Torque Introduction to Magnetism Magnetism 2 Magnetism 3 Magnetism 4 Magnetism 5 Magnetism 6: Magnetic field due to current Magnetism 7 Magnetism 8 Magnetism 9: Electric Motors Magnetism 10: Electric Motors Magnetism 11: Electric Motors Magnetism 12: Induced Current in a Wire The dot product Dot vs. Cross Product Calculating dot and cross products with unit vector notation Introduction to Waves Amplitude, Period, Frequency and Wavelength of Periodic Waves Introduction to the Doppler Effect Doppler effect formula for observed frequency Doppler effect formula when source is moving away When the source and the wave move at the same velocity Mach Numbers

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