Course: Physics Dnatube

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Lec 1 - Introduction to Vectors and Scalars

Introduction to Vectors and Scalars Distance, displacement, speed and velocity. Difference between vectors and scalars
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Lec 2 - Calculating Average Velocity or ...

Calculating Average Velocity or Speed Example of calculating speed and velocity
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Lec 3 - Solving for Time

Solving for Time Simple example of solving for time given distance and rate
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Lec 4 - Displacement from Time and Veloc ...

Displacement from Time and Velocity Example Worked example of calculating displacement from time and velocity
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Lec 5 - Acceleration

Acceleration Calculating the acceleration of a Porshe
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Lec 6 - Newton's First Law of Motion

Newton's First Law of Motion Newton's First Law (Galileo's Law of Inertia).
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Lec 7 - Newton's Second Law of Motion

Newton's Second Law of Motion Newton's Second Law of Motion: F=ma
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Lec 8 - Newton's Third Law of Motion

Newton's Third Law of Motion Every action has an equal and opposite reaction
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Lec 9 - Airbus A380 Take-off Time

Airbus A380 Take-off Time Figuring how long it takes an a380 to take off given a constant acceleration
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Lec 10 - Airbus A380 Take-off Distance

Airbus A380 Take-off Distance How long of a runway does as a380 need
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Lec 11 - Why Distance is Area under Velo ...

Why Distance is Area under Velocity-Time Line Understanding why distance is area under velocity-time line
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Lec 12 - Average Velocity for Constant A ...

Average Velocity for Constant Acceleration Calculating average velocity when acceleration is constant
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Lec 13 - Acceleration of Aircraft Carrie ...

Acceleration of Aircraft Carrier Takeoff Using what we know about takeoff velocity and runway length to determine acceleration
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Lec 14 - Race Cars with Constant Speed A ...

Race Cars with Constant Speed Around Curve When acceleration could involve a change in direction and not speed
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Lec 15 - Introduction to Gravity

Introduction to Gravity Basics of gravity and the Law of Universal Gravitation
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Lec 16 - Mass and Weight Clarification

Mass and Weight Clarification Difference between mass and weight
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Lec 17 - Gravity for Astronauts in Orbit

Gravity for Astronauts in Orbit Why do astronauts appear weightless despite being near the Earth?
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Lec 18 - Would a Brick or Feather Fall F ...

Would a Brick or Feather Fall Faster What would fall faster on the moon?
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Lec 19 - Deriving Displacement as a Func ...

Deriving Displacement as a Function of Time, Acceleration and Initial Velocity Deriving displacement as a function of time, constant acceleration and initial velocity
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Lec 20 - Plotting Projectile Displacemen ...

Plotting Projectile Displacement, Acceleration, and Velocity Plotting projectile displacement, acceleration, and velocity as a function to change in time
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Lec 21 - Projectile Height Given Time

Projectile Height Given Time Figuring out how high a ball gets given how long it spends in the air
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Lec 22 - Deriving Max Projectile Displac ...

Deriving Max Projectile Displacement Given Time Deriving a formula for maximum projectile displacement as a function of elapsed time
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Lec 23 - Impact Velocity From Given Height

Impact Velocity From Given Height Determining how fast something will be traveling upon impact when it is released from a given height
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Lec 24 - Visualizing Vectors in 2 Dimensions

Visualizing Vectors in 2 Dimensions Visualizing, adding and breaking down vectors in 2 dimensions
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Lec 25 - Projectile at an Angle

Projectile at an Angle Figuring out the horizontal displacement for a projectile launched at an angle
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Lec 26 - Different Way to Determine Time ...

Different Way to Determine Time in Air Another way to determine time in the air given an initial vertical velocity
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Lec 27 - Launching and Landing on Differ ...

Launching and Landing on Different Elevations More complicated example involving launching and landing at different elevations
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Lec 28 - Total Displacement for Projectile

Total Displacement for Projectile Reconstructing the total displacement vector for a projectile
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Lec 29 - Total Final Velocity for Projectile

Total Final Velocity for Projectile Calculating the total final velocity for a projectile landing at a different altitude (mistake near end: I write 29.03 when it should be 26.03 m/s and the final total magnitude should be 26.55 m/s 78.7 degrees below horizontal
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Lec 30 - Correction to Total Final Veloc ...

Correction to Total Final Velocity for Projectile Correction to "Total Final Velocity for Projectile" Video
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Lec 31 - Projectile on an Incline

Projectile on an Incline Challenging problem of a projectile on an inclined plane
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Lec 32 - Unit Vectors and Engineering No ...

Unit Vectors and Engineering Notation Using unit vectors to represent the components of a vector
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Lec 33 - Clearing the Green Monster at F ...

Clearing the Green Monster at Fenway Setting up the problem to determine the minimum velocity to hit a ball with to clear the Green Monster
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Lec 34 - Green Monster at Fenway Part 2

Green Monster at Fenway Part 2 Solving the problem to determine the minimum velocity to hit a ball with to clear the Green Monster
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Lec 35 - Optimal angle for a projectile ...

Optimal angle for a projectile part 1
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Lec 36 - Optimal angle for a projectile ...

Optimal angle for a projectile part 2 - Hangtime Optimal angle for a projectile part 2 - Hangtime
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Lec 37 - Optimal angle for a projectile ...

Optimal angle for a projectile part 3 - Horizontal distance as a function of angle (and speed) Horizontal distance as a function of angle (and speed)
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How to Find the Optimal Angle for a Proj ...

Using Calculus, you can efficiently find the optimal angle for a projectile. In this video we explain the formulas needed to efficiently calculate and find out the correct value.
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Lec 39 - Normal Force and Contact Force

Normal Force and Contact Force The force that keeps a block of ice from falling towards the center of the earth
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Lec 40 - Normal Force in an Elevator

Normal Force in an Elevator How the normal force changes when an elevator accelerates
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Lec 41 - IInclined Plane Force Component ...

Inclined Plane Force Components Figuring out the components of the force due to gravity that are parallel and perpendicular to the surface of an inclined plane
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Lec 42 - Ice Accelerating Down an Incline

Ice Accelerating Down an Incline Figuring out the acceleration of ice down a plane made of ice
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Force of Friction Keeping the Block Stat ...

Force of Friction Keeping the Block Stationary Block of wood kept stationary by the force of friction (Correction made in next video)
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Lec 44 - Correction to Force of Friction ...

Correction to Force of Friction Keeping the Block Stationary Correction to Force of Friction Keeping the Block Stationary
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Lec 45 - Force of Friction Keeping Veloc ...

Force of Friction Keeping Velocity Constant Calculating the coefficient of kinetic friction (correction made in next video)
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Lec 46 - Intuition on Static and Kinetic ...

Intuition on Static and Kinetic Friction Comparisons Why static friction is harder to overcome than kinetic friction
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Lec 47 - Static and Kinetic Friction Example

Static and Kinetic Friction Example Thinking about the coefficients of static and kinetic friction
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Lec 48 - Introduction to Tension

Introduction to Tension An introduction to tension. Solving for the tension(s) in a set of wires when a weight is hanging from them.
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Lec 49 - Tension (part 2)

Tension (part 2) A slightly more difficult tension problem.
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Lec 50 - Tension in an accelerating syst ...

Tension in an accelerating system and pie in the face The second part to the complicated problem. We figure out the tension in the wire connecting the two masses. Then we figure our how much we need to accelerate a pie for it to safely reach a man's face.
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Lec 51 - Moving pulley problem (part 1)

Moving pulley problem (part 1) What happens when we pull on a pulley and the pulley is pulling on other things?
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Lec 52 - Moving pulley problem (part 2)

Moving pulley problem (part 2) Second part of what happens when we pull on a pulley.
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Lec 53 - Introduction to Momentum

Introduction to Momentum What momentum is. A simple problem involving momentum.
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Lec 54 - Momentum: Ice skater throws a ball

Momentum: Ice skater throws a ball A simple conservation of momentum problem involving an ice skater and a ball
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Lec 55 - 2-dimensional momentum problem

2-dimensional momentum problem An example of conservation of momentum in two dimensions.
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Lec 56 - 2-dimensional momentum problem ...

2-dimensional momentum problem (part 2) We finish the 2-dimensional momentum problem
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Lec 57 - Introduction to work and energy

Introduction to work and energy Introduction to work and energy
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Lec 58 - Work and Energy (part 2)

Work and Energy (part 2) More on work. Introduction to Kinetic and Potential Energies.
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Lec 59 - Conservation of Energy

Conservation of Energy Using the law of conservation of energy to see how potential energy is converted into kinetic energy
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Lec 60 - Work/Energy problem with Friction

Work/Energy problem with Friction A conservation of energy problem where all of the energy is not conserved.
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Lec 61 - Introduction to mechanical adva ...

Introduction to mechanical advantage Introduction to simple machines, mechanical advantage and moments.
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Lec 62 - Mechanical Advantage (part 2)

Mechanical Advantage (part 2) More on mechanical advantage, levers and moments.
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Lec 63 - Mechanical Advantage (part 3)

Mechanical Advantage (part 3) Introduction to pulleys and wedges
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Lec 64 - Center of Mass

Center of Mass Introduction to the center of mass
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Lec 65 - Introduction to Torque

Introduction to Torque An introduction to torque
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Lec 66 - Moments

Moments Introduction to moments
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Lec 67 - Moments (part 2)

Moments (part 2) 2 more moment problems.
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Lec 68 - Unit Vector Notation

Unit Vector Notation Expressing a vector as the scaled sum of unit vectors
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Lec 69 - Unit Vector Notation (part 2)

Unit Vector Notation (part 2) More on unit vector notation. Showing that adding the x and y components of two vectors is equivalent to adding the vectors visually using the head-to-tail method
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Lec 70 - Projectile Motion with Unit Vectors

Projectile Motion with Unit Vectors Determining the position vector as a function of time
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Lec 71 - Projectile Motion with Unit Vec ...

Projectile Motion with Unit Vectors (part 2) Let's see if the ball can clear the wall.
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Lec 72 - Projectile Motion with Ordered ...

Projectile Motion with Ordered Set Notation Solving the second part to the projectile motion problem (with wind gust) using ordered set vector notation
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Lec 73 - Centripetal Force and Accelerat ...

Centripetal Force and Acceleration Intuition The direction of the force in cases of circular motion at constant speeds
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Lec 74 - Visual Understanding of Centrip ...

Visual Understanding of Centripetal Acceleration Formula Visual understanding of how centripetal acceleration relates to velocity and radius
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Lec 75 - Relationship between angular ve ...

Relationship between angular velocity and speed How angular velocity relates to speed
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Lec 76 - Calculus proof of centripetal a ...

Calculus proof of centripetal acceleration formula Proving that a = v^2/r
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Lec 77 - Loop De Loop Question

Loop De Loop Question Asks students to find the minimum speed necessary to complete the loop de loop
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Lec 78 - Loop De Loop Answer part 1

Loop De Loop Answer part 1 Figuring out the minimum speed at the top of the loop de loop to stay on the track
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Lec 79 - Loop De Loop Answer part 2

Loop De Loop Answer part 2 Figuring out the car's average speed while completing the loop de loop
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Lec 80 - Acceleration Due to Gravity at ...

Acceleration Due to Gravity at the Space Station What is the acceleration due to gravity at the space station
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Lec 81 - Space Station Speed in Orbit

Space Station Speed in Orbit Speed necessary for the space station to stay in orbit
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Lec 82 - Conservation of angular momemtum

Conservation of angular momemtum Angular momentum is constant when there is no net torque.
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Lec 83 - Introduction to Newton's Law of ...

Introduction to Newton's Law of Gravitation A little bit on gravity
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Lec 84 - Gravitation (part 2)

Gravitation (part 2) A little bit more on gravity
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Lec 85 - Intro to springs and Hooke's Law

Intro to springs and Hooke's Law Introduction to Hooke's Law
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Lec 86 - Potential energy stored in a spring

Potential energy stored in a spring Work needed to compress a spring is the same thing as the potential energy stored in the compressed spring.
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Lec 87 - Spring potential energy example ...

Spring potential energy example (mistake in math) A spring, a frozen loop-d-loop and more! (See if you can find the mistake I made and get the right answer!)
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Lec 88 - Introduction to Harmonic Motion

Introduction to Harmonic Motion Intuition behind the motion of a mass on a spring (some calculus near the end).
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Lec 89 - Harmonic Motion Part 2 (calculus)

Harmonic Motion Part 2 (calculus) We test whether Acos(wt) can describe the motion of the mass on a spring by substituting into the differential equation F=-kx
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Lec 90 - Harmonic Motion Part 3 (no calc ...

Harmonic Motion Part 3 (no calculus) Figuring out the period, frequency, and amplitude of the harmonic motion of a mass attached to a spring.
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Lec 91 - Fluids (part 1)

Fluids (part 1) What a fluid is. Difference between liquids and gasses (both fluids).
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Lec 92 - Fluids (part 2)

Fluids (part 2) Pressure and Pascal's Principal.
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Lec 93 - Fluids (part 3)

Fluids (part 3) Pressure in a fluid at depth
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Lec 94 - Fluids (part 4)

Fluids (part 4) Using our understanding of fluid pressure to figure out the height of a column of mercury.
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Lec 95 - Fluids (part 5)

Fluids (part 5) Introduction to Archimedes' principle and buoyant force.
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Lec 96 - Fluids (part 6)

Fluids (part 6) A couple of problems involving Archimedes' principle and buoyant forces.
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Lec 97 - Fluids (part 7)

Fluids (part 7) Introduction to the study of moving fluids.
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Lec 98 - Fluids (part 8)

Fluids (part 8) Beginning of the proof of Bernoulli's Equation.
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Lec 99 - Fluids (part 9)

Fluids (part 9) Second part of the Bernoulli's Equation proof. Beginning of a problem that uses the equation.
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Lec 100 - Fluids (part 10)

Fluids (part 10) Second part of the example that uses Bernoulli's equation.
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Lec 101 - Fluids (part 11)

Fluids (part 11) Clarification of the problem in part 10
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Lec 102 - Fluids (part 12)

Fluids (part 12) Complete example of a Bernoulli's Equation exercise.
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Lec 103 - Thermodynamics (part 1)

Thermodynamics (part 1) Intuition of how gases generate pressure in a container and why pressure x volume is proportional to the combined kinetic energy of the molecules in the volume.
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Lec 104 - Thermodynamics (part 2)

Thermodynamics (part 2) Example problem that pv=pv. Introduction to temperature.
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Lec 105 - Thermodynamics (part 3)

Thermodynamics (part 3) Introduction to Kelvin. Example of a problem involving the ideal gas law
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Lec 106 - Thermodynamics (part 4)

Thermodynamics (part 4) Introduction to the concept of a mole. Universal gas constant R. PV=nRT
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Lec 107 - Thermodynamics (part 5)

Thermodynamics (part 5) Example problem involving PV=nRT
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Lec 108 - Electrostatics (part 1): Intro ...

Electrostatics (part 1): Introduction to Charge and Coulomb's Law Introduction to Charge and Coulomb's Law (video from May 2008 that I forgot to upload)
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Lec 109 - Electrostatics (part 2)

Electrostatics (part 2) Electric Fields
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Lec 110 - Proof (Advanced): Field from i ...

Proof (Advanced): Field from infinite plate (part 1) Electric field generated by a uniformly charged, infinite plate
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Lec 111 - Proof (Advanced): Field from i ...

Proof (Advanced): Field from infinite plate (part 2) We see that the infinite, uniformly charged plate generates a constant electric field (independent of the height above the plate)
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Lec 112 - Electric Potential Energy

Electric Potential Energy Introduction to electric potential
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Lec 113 - Electric Potential Energy (par ...

Electric Potential Energy (part 2-- involves calculus) Electric potential energy difference in a varying field
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Lec 114 - Voltage

Voltage Difference between electrical potential (voltage) and electrical potential energy
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Lec 115 - Capacitance

Capacitance Introduction to the capacitance of a two place capacitor
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Lec 116 - Circuits (part 1)

Circuits (part 1) Introduction to electricity, circuits, current and resistance
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Lec 117 - Circuits (part 2)

Circuits (part 2) Resistors in series
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Lec 118 - Circuits (part 3)

Circuits (part 3) Resistors in parallel
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Lec 119 - Circuits (part 4)

Circuits (part 4) A hairy resistance problem
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Lec 120 - Cross product 1

Cross product 1 Introduction to the cross product
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Lec 121 - Cross Product 2

Cross Product 2 A little more intuition on the cross product.
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Lec 122 - Cross Product and Torque

Cross Product and Torque The cross product and the direction of torque.
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Lec 123 - Introduction to Magnetism

Introduction to Magnetism An introduction to magnetism
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Lec 124 - Magnetism 2

Magnetism 2 Magnetic fields and their effects on moving electrical charges
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Lec 125 - Magnetism 3

Magnetism 3 Whats happens when a speeding proton goes through a magnetic field
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Lec 126 - Magnetism 4

Magnetism 4 Part 2 of the proton through a magnetic field problem
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Lec 127 - Magnetism 5

Magnetism 5 Magnetic force on a wire carrying current.
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Lec 128 - Magnetism 6: Magnetic field du ...

Magnetism 6: Magnetic field due to current See how a wire carrying a current creates a magnetic field.
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Lec 129 - Magnetism 7

Magnetism 7 The magnetic force that two current-carrying wires exert on each other.
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Lec 130 - Magnetism 8

Magnetism 8 More on the forces exerted by 2 current carrying wires on each other.
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Lec 131 - Magnetism 9: Electric Motors

Magnetism 9: Electric Motors Using a magnetic field to exert torque on a rotating circuit.
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Lec 132 - Magnetism 10: Electric Motors

Magnetism 10: Electric Motors Why the circuit will keep flipping over.
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Lec 133 - Magnetism 11: Electric Motors

Magnetism 11: Electric Motors Using a commutator to solve the flipping problem and create an electric motor.
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Lec 134 - Magnetism 12: Induced Current ...

Magnetism 12: Induced Current in a Wire Induced current and EMF in a moving wire from a magnetic field.
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Lec 135 - The dot product

The dot product Introduction to the vector dot product.
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Lec 136 - Dot vs. Cross Product

Dot vs. Cross Product Understanding the differences between the dot and cross products
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Lec 137 - Calculating dot and cross prod ...

Calculating dot and cross products with unit vector notation` Calculating the dot and cross products when vectors are presented in their x, y, and z (or i,j, and k) components.
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Lec 138 - Introduction to Waves

Introduction to Waves Introduction to transverse and longitudinal waves
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Lec 139 - Amplitude, Period, Frequency a ...

Amplitude, Period, Frequency and Wavelength of Periodic Waves Amplitude, period, frequency and wavelength of periodic waves
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Lec 140 - Introduction to the Doppler Effect

Introduction to the Doppler Effect Introduction to the Doppler Effect
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Lec 141 - Doppler effect formula for obs ...

Doppler effect formula for observed frequency Doppler effect formula for observed frequency
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Lec 142 - Doppler effect formula when so ...

Doppler effect formula when source is moving away http://www.youtube.com/watch?v=KkJ0wL9f2VY&feature=share&list=ECAD5B880806EBE0A4 http://www.youtube.com/watch?v=KkJ0wL9f2VY&feature=share&list=ECAD5B880806EBE0A4
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Lec 143 - When the source and the wave m ...

When the source and the wave move at the same velocity When the source and the wave move at the same velocity
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Lec 144 - Mach Numbers

Mach Numbers Mach numbers
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Lec 145 - Specular and Diffuse Reflection

Specular and Diffuse Reflection Specular and Diffuse Reflection
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Lec 146 - Specular and Diffuse Reflection 2

Specular and Diffuse Reflection 2 Specular and Diffuse Reflection 2
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Lec 147 - Refraction and Snell's Law

Refraction and Snell's Law Refraction and Snell's Law
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Lec 148 - Refraction in Water

Refraction in Water Refraction in Water
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Lec 149 - Snell's Law Examples 1

Snell's Law Examples 1Snell's Law Examples 1 Snell's Law Examples 1
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Lec 150 - Snell's Law Example 2

Snell's Law Example 2 Snell's Law Example 2
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Lec 151 - Total Internal Reflection

Total Internal Reflection Critical incident angle and total internal reflection
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Lec 152 - Virtual Image

Virtual Image Virtual Image
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Lec 153 - Parabolic Mirrors and Real Images

Parabolic Mirrors and Real Images Parabolic Mirrors and Real Images
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Lec 154 - Parabolic Mirrors 2

Parabolic Mirrors 2 Parabolic Mirrors 2
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Lec 155 - Convex Parabolic Mirrors

Convex Parabolic Mirrors Convex Parabolic Mirrors
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Lec 156 - Convex Lenses

Convex Lenses Convex Lenses
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Lec 157 - Convex Lens Examples

Convex Lens Examples Convex Lens Examples
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Lec 158 - Concave Lenses

Concave Lenses Concave Lenses
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Lec 159 - Object Image and Focal Distanc ...

Object Image and Focal Distance Relationship (Proof of Formula) Object Image and Focal Distance Relationship (Proof of Formula)
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Lec 160 - Object Image Height and Distan ...

Object Image Height and Distance Relationship Object Image Height and Distance Relationship
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Lec 161 - Viewing g as the value of Eart ...

Viewing g as the value of Earth's Gravitational Field Near the Surface Viewing g as the value of Earth's gravitational field near the surface rather than the acceleration due to gravity near Earth's surface for an object in freefall

Physics


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Projectile motion, mechanics and electricity and magnetism. Solid understanding of algebra and a basic understanding of trigonometry necessary.
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COURSE NAME: Physics

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