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  • 18:29 Popular US History Overview 1: Jamestown to the Civil War

    US History Overview 1: Jamestown to the Civil War

    1,096 views / 3 likes - added

    Jamestown to the Civil War. Correction: Jamestown was the first successful ENGLISH settlement in what is now the United States. The Spanish actually settled St. Augustine, Florida in 1595. More free lessons at: http://www.khanacademy.org/video?v=ghgPq2wjQ

  • 16:11 Popular Korean War Overview

    Korean War Overview

    728 views / 1 likes - added

    Korean War Overview More free lessons at: http://www.khanacademy.org/video?v=MEGyRgYJKEY

  • 13:49 When Capitalism is Great and Not-so-great

    When Capitalism is Great and Not-so-great

    528 views / 0 likes - added

    Understanding when capitalism can potentially undermine innovation, competition and merit More free lessons at: http://www.khanacademy.org/video?v=8NJEeEUUhaI

  • 14:21 20th Century Capitalism and Regulation in the United States

    20th Century Capitalism and Regulation in the United States

    593 views / 0 likes - added

    Overview of cycles of regulation, de-regulation and government in 20th century US capitalism More free lessons at: http://www.khanacademy.org/video?v=J33nVRyTeyU

  • 14:51 French Revolution (Part 2)

    French Revolution (Part 2)

    539 views / 2 likes - added

    Royals try to escape. Champ De Mars Massacre. Declaration of Pillnitz. Movement towards becoming a Republic. More free lessons at: http://www.khanacademy.org/video?v=0t4MF9ZoppM

  • 21:52 Napoleon and the War of the Third Coalition

    Napoleon and the War of the Third Coalition

    631 views / 0 likes - added

    Napoleon leads France to become the dominant power in Europe. Napoleon I becomes Emperor of France. More free lessons at: http://www.khanacademy.org/video?v=yogD_-Op4Wc

  • 03:52 Popular The Fundamental Theorem of Arithmetic

    The Fundamental Theorem of Arithmetic

    878 views / 0 likes - added

    The Fundamental Theorem of Arithmetic More free lessons at: http://www.khanacademy.org/video?v=8CluknrLeys

  • 02:56 One-time pad

    One-time pad

    565 views / 0 likes - added

    More free lessons at: http://www.khanacademy.org/video?v=FlIG3TvQCBQ

  • 07:55 Economic Growth through Investment

    Economic Growth through Investment

    498 views / 0 likes - added

    How investing for capital formation can expand the production possibilities frontier (PPF) More free lessons at: http://www.khanacademy.org/video?v=a9aUMpGs6c8

  • 08:56 Comparative Advantage Specialization and Gains from Trade

    Comparative Advantage Specialization and Gains from Trade

    607 views / 0 likes - added

    How two parties can get better outcomes by specializing in their comparative advantage and trading More free lessons at: http://www.khanacademy.org/video?v=xx9xNJlPOJo

  • 03:33 Changes in Income, Population, or Preferences

    Changes in Income, Population, or Preferences

    651 views / 0 likes - added

    How demand can be effected by changes in income, population or preferences More free lessons at: http://www.khanacademy.org/video?v=do1HDIdfQkU

  • 05:56 Normal and Inferior Goods

    Normal and Inferior Goods

    532 views / 0 likes - added

    How the demand for some goods could actually go down if incomes go up More free lessons at: http://www.khanacademy.org/video?v=wYuAwm-5-Bk

  • 09:41 Perfect Inelasticity and Perfect Elasticity of Demand

    Perfect Inelasticity and Perfect Elasticity of Demand

    601 views / 0 likes - added

    Extreme examples of price elasticity of demand More free lessons at: http://www.khanacademy.org/video?v=6udRtn5jSWk

  • 05:02 Consumer Surplus Introduction

    Consumer Surplus Introduction

    513 views / 0 likes - added

    Consumer surplus as difference between marginal benefit and price paid More free lessons at: http://www.khanacademy.org/video?v=_6kwhF6hoqQ

  • 05:46 Total Consumer Surplus as Area

    Total Consumer Surplus as Area

    461 views / 0 likes - added

    Looking at consumer surplus as area between the demand curve and the market price More free lessons at: http://www.khanacademy.org/video?v=RBUBIRtn0xQ

  • 07:42 Popular Equalizing Marginal Utility per Dollar Spent

    Equalizing Marginal Utility per Dollar Spent

    774 views / 0 likes - added

    Why the marginal utility for dollar spent should be theoritically equal for the last increment of either good purchased More free lessons at: http://www.khanacademy.org/video?v=KbW6OiuRa1Y

  • 12:11 Budget Line

    Budget Line

    465 views / 0 likes - added

    What I can buy with my income More free lessons at: http://www.khanacademy.org/video?v=Uq5Wzs96tiw

  • 05:49 Types of Indifference Curves

    Types of Indifference Curves

    530 views / 0 likes - added

    Indifference curves for normal goods, substitutes and perfect complements More free lessons at: http://www.khanacademy.org/video?v=kJ43GdU5Uzc

  • 04:56 Optional Calculus Proof to Show that MR has Twice Slope of Demand

    Optional Calculus Proof to Show that MR has Twice Slope of Demand

    621 views / 0 likes - added

    Using some basic calculus to show that marginal revenue has twice the slope of the demand curve for a monopolist More free lessons at: http://www.khanacademy.org/video?v=atI4QH2acuw

  • 09:20 Game Theory of Cheating Firms

    Game Theory of Cheating Firms

    697 views / 0 likes - added

    Pareto Optimality and more on Nash Equilibrium. Seeing how cheating duopolists parallels the prisoners dilemma More free lessons at: http://www.khanacademy.org/video?v=XTMbRDRaviM

  • 06:01 First Degree Price Discrimination

    First Degree Price Discrimination

    501 views / 0 likes - added

    Charging different consumers different amounts in an attempt to optimize economic profit More free lessons at: http://www.khanacademy.org/video?v=z0wg9ZPyL38

  • 13:03 A Firm's Marginal Product Revenue Curve

    A Firm's Marginal Product Revenue Curve

    534 views / 0 likes - added

    Thinking about how much incremental benefit a firm gets from hiring one more person More free lessons at: http://www.khanacademy.org/video?v=cwClnv9Y1Y0

  • 08:58 Circular Flow of Income and Expenditures

    Circular Flow of Income and Expenditures

    553 views / 0 likes - added

    Understanding the flow of resources in the simplest possible economy More free lessons at: http://www.khanacademy.org/video?v=Hfz1bwK5C4o

  • 11:59 Parsing Gross Domestic Product

    Parsing Gross Domestic Product

    460 views / 0 likes - added

    Understanding what GDP does and doesn't measure. More free lessons at: http://www.khanacademy.org/video?v=zh8XASZxo1Q

  • 02:50 More on Final and Intermediate GDP Contributions

    More on Final and Intermediate GDP Contributions

    453 views / 0 likes - added

    What happens when a good is not finished in a period More free lessons at: http://www.khanacademy.org/video?v=C1pHvEAKmLA

  • 07:32 Investment and Consumption

    Investment and Consumption

    444 views / 0 likes - added

    Difference between every day and economic notions of investment and consumption More free lessons at: http://www.khanacademy.org/video?v=N9VIsauE0RA

  • 04:49 Income and Expenditure Views of GDP

    Income and Expenditure Views of GDP

    475 views / 0 likes - added

    Looking at a simple model of an economy More free lessons at: http://www.khanacademy.org/video?v=Z9b8nnvpim0

  • 04:58 Components of GDP

    Components of GDP

    464 views / 0 likes - added

    Understanding the components of the expenditure view of GDP. Consumption, investment, government spending and net exports More free lessons at: http://www.khanacademy.org/video?v=Rgr1vRjxzFg

  • 08:04 Real GDP and Nominal GDP

    Real GDP and Nominal GDP

    478 views / 0 likes - added

    Using real GDP as a measure of actual productivity growth More free lessons at: http://www.khanacademy.org/video?v=lBDT2w5Wl84

  • 07:32 Introduction to Inflation

    Introduction to Inflation

    556 views / 0 likes - added

    Basics of price inflation and the CPI (consumer price index) More free lessons at: http://www.khanacademy.org/video?v=AaR1mPrdbTc

  • 08:47 Phillips Curve

    Phillips Curve

    570 views / 0 likes - added

    The observation that inflation and unemployment tend to be inversely correlated More free lessons at: http://www.khanacademy.org/video?v=v7ZWTZ9NgU4

  • 08:54 Monetary and Fiscal Policy

    Monetary and Fiscal Policy

    485 views / 0 likes - added

    Basic mechanics of monetary and fiscal policy More free lessons at: http://www.khanacademy.org/video?v=ntxMOKXHlfo

  • 02:40 Tax Lever of Fiscal Policy

    Tax Lever of Fiscal Policy

    456 views / 0 likes - added

    How government can effect aggregate demand through tax policy More free lessons at: http://www.khanacademy.org/video?v=BRXBCxKjiK8

  • 08:14 Risks of Keynesian Thinking

    Risks of Keynesian Thinking

    469 views / 0 likes - added

    Why Keynesian thinking might not be ideal sometimes More free lessons at: http://www.khanacademy.org/video?v=EVSkf7l7EuI

  • 10:04 Money Supply- M0 M1 and M2

    Money Supply- M0 M1 and M2

    566 views / 0 likes - added

    Different ways of measuring the money supply More free lessons at: http://www.khanacademy.org/video?v=_LPh72gx6GE

  • 09:53 MPC and Multiplier

    MPC and Multiplier

    527 views / 1 likes - added

    Introduction to the marginal propensity to consume and the multiplier More free lessons at: http://www.khanacademy.org/video?v=O_Oozju3RRI

  • 11:59 Generalized Linear Consumption Function

    Generalized Linear Consumption Function

    469 views / 0 likes - added

    Generalizing a linear consumption function as a function of aggregate income More free lessons at: http://www.khanacademy.org/video?v=N44RZtJ4jj4

  • 07:25 Consumption Function with Income Dependent Taxes

    Consumption Function with Income Dependent Taxes

    595 views / 0 likes - added

    Thinking about a consumption function where taxes are also a function of income (which is more realistic than constant taxes) More free lessons at: http://www.khanacademy.org/video?v=wHPGFPIcILM

  • 11:45 Details on Shifting Aggregate Planned Expenditures

    Details on Shifting Aggregate Planned Expenditures

    448 views / 0 likes - added

    Showing how a change in government spending can lead to a new equilibrium More free lessons at: http://www.khanacademy.org/video?v=xF_Z4QK0tsA

  • 05:59 Investment and Real Interest Rates

    Investment and Real Interest Rates

    496 views / 0 likes - added

    Intuition as to why high real interest rates lead to low investment and why low rates lead to high investment More free lessons at: http://www.khanacademy.org/video?v=72p6uw5y-Rw

  • 09:57 Connecting the Keynesian Cross to the IS-Curve

    Connecting the Keynesian Cross to the IS-Curve

    495 views / 0 likes - added

    Introduction to the Investment/Savings curve More free lessons at: http://www.khanacademy.org/video?v=AW3bPaErUWU

  • 07:09 Government Spending and the IS-LM model

    Government Spending and the IS-LM model

    509 views / 0 likes - added

    How a change in fiscal policy shifts the IS curve More free lessons at: http://www.khanacademy.org/video?v=pzQnc_0eZA8

  • 06:29 Balance of Payments- Current Account

    Balance of Payments- Current Account

    519 views / 0 likes - added

    Understanding the United States Current Account in 2011 More free lessons at: http://www.khanacademy.org/video?v=dirBYVjDk7A

  • 07:27 Balance of Payments- Capital Account

    Balance of Payments- Capital Account

    527 views / 0 likes - added

    Understanding how changes in foreign ownership of assets effects balance of payments More free lessons at: http://www.khanacademy.org/video?v=AimYG1jYD0A

  • 07:14 Why Current and Capital Accounts Net Out

    Why Current and Capital Accounts Net Out

    552 views / 0 likes - added

    Intuition behind why the current account and capital account should balance More free lessons at: http://www.khanacademy.org/video?v=tYmMEqro8D4

  • 07:41 Math Mechanics of Thai Banking Crisis

    Math Mechanics of Thai Banking Crisis

    653 views / 0 likes - added

    Going through the mechanics of how a Thai financial institution can lose their shirt when their currency devalues. More free lessons at: http://www.khanacademy.org/video?v=9p3HNMe-oAI

  • 07:00 Greek Debt Recession and Austerity (part 1)

    Greek Debt Recession and Austerity (part 1)

    543 views / 0 likes - added

    A primer of why Greece is in a tough situation (more in future videos) More free lessons at: http://www.khanacademy.org/video?v=9p10aMu1Glo

  • 08:21 How and why Greece would leave the Euro (part 3)

    How and why Greece would leave the Euro (part 3)

    462 views / 0 likes - added

    The pain and mechanics of leaving the Euro More free lessons at: http://www.khanacademy.org/video?v=jkmwAJMERrY

  • 05:47 LeBron asks about free throws versus three pointers

    LeBron asks about free throws versus three pointers

    547 views / 0 likes - added

    LeBron James asks Sal Khan whether it is easier to make three free throws or one three pointer More free lessons at: http://www.khanacademy.org/video?v=PddbEVNMgTY

  • 03:20 Popular Substitution Method

    Substitution Method

    2,799 views / 0 likes - added

    u14 l2 t1 we1 Substitution Method

  • 03:44 Substitution Method 2

    Substitution Method 2

    464 views / 0 likes - added

    u14_l2_t1_we2 Substitution Method 2 More free lessons at: http://www.khanacademy.org/video?v=2VeqrZ_PMiY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 05:59 Substitution Method 3

    Substitution Method 3

    440 views / 0 likes - added

    u14_l2_t1_we3 Substitution Method 3 More free lessons at: http://www.khanacademy.org/video?v=v6L8--MlnKo Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 03:38 Addition Elimination Method 1

    Addition Elimination Method 1

    511 views / 0 likes - added

    u14_l2_t2_we1 Addition Elimination Method 1 More free lessons at: http://www.khanacademy.org/video?v=0P0SCQf-hWQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 04:26 Addition Elimination Method 2

    Addition Elimination Method 2

    516 views / 0 likes - added

    u14_l2_t2_we2 Addition Elimination Method 2 More free lessons at: http://www.khanacademy.org/video?v=hJOqGkWElNs Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 05:06 Addition Elimination Method 3

    Addition Elimination Method 3

    550 views / 0 likes - added

    u14_l2_t2_we3 Addition Elimination Method 3 More free lessons at: http://www.khanacademy.org/video?v=mKu0L46Qed4 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 02:38 Addition Elimination Method 4

    Addition Elimination Method 4

    636 views / 0 likes - added

    u14_l2_t2_we4 Addition Elimination Method 4 More free lessons at: http://www.khanacademy.org/video?v=DxSmZ0MDSxM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 04:16 Simplifying Square Roots Comment Response

    Simplifying Square Roots Comment Response

    528 views / 0 likes - added

    Thinking about the domain of the expression to determine if we need the absolute value sign More free lessons at: http://www.khanacademy.org/video?v=qFFhdLlX220 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 05:04 Sum of Logarithms with Same Base

    Sum of Logarithms with Same Base

    466 views / 0 likes - added

    u18_l2_t2_we1 Sum of Logarithms with Same Base More free lessons at: http://www.khanacademy.org/video?v=pkGrXzakRFs Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 04:39 Difference of Logarithms with Same Base

    Difference of Logarithms with Same Base

    489 views / 0 likes - added

    u18_l2_t2_we2 Difference of Logarithms with Same Base

  • 08:55 Popular Blood Sugar Levels

    Blood Sugar Levels

    818 views / 0 likes - added

    Normal and elevated blood sugar levels before (preprandia) and after (postprandial) a meal More free lessons at: http://www.khanacademy.org/video?v=JSFiOF7xGfE

  • 06:09 A1C Levels

    A1C Levels

    637 views / 0 likes - added

    Why measuring Hemoglobin A1c levels is an indicator of blood sugar levels (and diabetes) More free lessons at: http://www.khanacademy.org/video?v=MOH33-jFOwo

  • 07:53 Stenosis, ischemia and heart failure

    Stenosis, ischemia and heart failure

    674 views / 0 likes - added

    Clarifying a bunch of medical terms around heart disease More free lessons at: http://www.khanacademy.org/video?v=3858MaULDdI

  • 13:47 What it means to buy a company's stock

    What it means to buy a company's stock

    501 views / 0 likes - added

    What it means to buy a company's stock More free lessons at: http://www.khanacademy.org/video?v=98qfFzqDKR8

  • 09:47 Primer on the unemployment rate

    Primer on the unemployment rate

    441 views / 0 likes - added

    Understanding how the headline unemployment rate (U-3) is calculated More free lessons at: http://www.khanacademy.org/video?v=C9onjpQGpSg

  • 09:11 The rule of 72 for compound interest

    The rule of 72 for compound interest

    456 views / 0 likes - added

    Using the rule of 72 to approximate how long it will take for an investment to compound More free lessons at: http://www.khanacademy.org/video?v=mec-QpjQMXY

  • 08:42 Introduction to bonds

    Introduction to bonds

    515 views / 0 likes - added

    What it means to buy a bond More free lessons at: http://www.khanacademy.org/video?v=Qh-M3_L4xYk

  • 04:08 Basics of US income tax rate schedule

    Basics of US income tax rate schedule

    495 views / 0 likes - added

    Understanding that a marginal tax rate does not apply to all of income More free lessons at: http://www.khanacademy.org/video?v=OGVJfcSckUs

  • 08:17 Time Value of Money

    Time Value of Money

    535 views / 0 likes - added

    Overview of the time value, present value and future value of money More free lessons at: http://www.khanacademy.org/video?v=733mgqrzNKs

  • 10:07 The Beauty of Algebra

    The Beauty of Algebra

    490 views / 0 likes - added

    Why the abstraction of mathematics is so fundamental More free lessons at: http://www.khanacademy.org/video?v=kpCJyQ2usJ4

  • 07:22 Vitamin C and the Limeys

    Vitamin C and the Limeys

    551 views / 0 likes - added

    Sal and Dr. David Agus talk about the history of Scurvy and Vitamin C

  • 04:03 Carry Trade Basics

    Carry Trade Basics

    649 views / 0 likes - added

    The mechanics of the carry trade More free lessons at: http://www.khanacademy.org/video?v=8In5PK1yUAA

  • 09:12 Koch Snowflake Fractal

    Koch Snowflake Fractal

    700 views / 0 likes - added

    A shape that has an infinite perimeter but finite area More free lessons at: http://www.khanacademy.org/video?v=azBNsPa1WC4

  • 03:34 Galactic Collisions

    Galactic Collisions

    539 views / 1 likes - added

    Collision of the Milky Way Galaxy with Andromeda (forming "Milkomeda") More free lessons at: http://www.khanacademy.org/video?v=QXYbGZ3T3_k

  • 13:09 Popular Elements and Atoms

    Elements and Atoms

    811 views / 2 likes - added

    How elements relate to atoms. The basics of how protons, electrons and neutrons make up an atom. More free lessons at: http://www.khanacademy.org/video?v=IFKnq9QM6_A

  • 09:17 Basic Trigonometry

    Basic Trigonometry

    685 views / 1 likes - added

    Introduction to trigonometry More free lessons at: http://www.khanacademy.org/video?v=Jsiy4TxgIME

  • 11:20 Popular Richter Scale

    Richter Scale

    759 views / 2 likes - added

    The basics of the logarithmic Richter and Moment Magnitude Scales to measure earthquakes More free lessons at: http://www.khanacademy.org/video?v=RFn-IGlayAg

  • 06:38 Firestick Farming

    Firestick Farming

    648 views / 0 likes - added

    How the indigenous Australians used fire to change their environment More free lessons at: http://www.khanacademy.org/video?v=mwUyaeWxJhA

  • 13:19 Popular Plate Tectonics -- Evidence of plate movement

    Plate Tectonics -- Evidence of plate movement

    1,930 views / 0 likes - added

    Plate Tectonics -- Evidence of plate movement More free lessons at: http://www.khanacademy.org/video?v=6EdsBabSZ4g

  • 05:58 Pangaea

    Pangaea

    654 views / 0 likes - added

    Pangaea - the idea of Pangaea and some of the evidence behind it More free lessons at: http://www.khanacademy.org/video?v=axB6uhEx628

  • 11:29 Popular Introduction to Programs Data Types and Variables

    Introduction to Programs Data Types and Variables

    708 views / 0 likes - added

    Writing a basic program. Basics of data types, variables and conditional statements

  • 03:33 American Call Options

    American Call Options

    634 views / 0 likes - added

    American Call Options More free lessons at: http://www.khanacademy.org/video?v=nnl3x1wo25g

  • 09:56 Challenging Perimeter Problem

    Challenging Perimeter Problem

    554 views / 0 likes - added

    Perimeter of rectangle covered by 9 non-overlapping squares. From 200) American Invitational Math Exam More free lessons at: http://www.khanacademy.org/video?v=1uWZNW5PF-s

  • 08:05 Vi and Sal Talk About the Mysteries of Benford's Law

    Vi and Sal Talk About the Mysteries of Benford's Law

    466 views / 0 likes - added

    Vi Hart visits Khan Academy and talks about Benford's Law with Sal More free lessons at: http://www.khanacademy.org/video?v=6KmeGpjeLZ0

  • 10:32 Government's Financial Condition

    Government's Financial Condition

    555 views / 0 likes - added

    Difference between debt and operating costs. Seeing how large obligations are for social security and medicare More free lessons at: http://www.khanacademy.org/video?v=LOiw5aBrm4Y

  • 07:52 Medicare Sustainability

    Medicare Sustainability

    469 views / 0 likes - added

    How medicare is funded and why it is even less sustainable than social security More free lessons at: http://www.khanacademy.org/video?v=o1Y0G8Z67iU

  • 05:20 While Loops in Python

    While Loops in Python

    519 views / 0 likes - added

    Seeing that a while loop can do the same thing as a for loop

  • 13:58 Popular Fun with Strings

    Fun with Strings

    732 views / 0 likes - added

    Experimenting and seeing what we can do with strings

  • 08:36 Insertion Sort in Python

    Insertion Sort in Python

    586 views / 0 likes - added

    Basic implementation of insertion sort algorithm

  • 11:55 Stepping Through Insertion Sort Function

    Stepping Through Insertion Sort Function

    510 views / 0 likes - added

    Clarifying what "break" does and stepping through the insertion sort implementation

  • 09:38 Introduction to motion (part 2)

    Introduction to motion (part 2)

    486 views / 0 likes - added

    More on how velocity, distance, acceleration and time relate to each other.

  • 09:05 Projectile motion (part 3)

    Projectile motion (part 3)

    498 views / 0 likes - added

    An example of solving for the final velocity when you know the change in distance, time, initial velocity, and acceleration More free lessons at: http://www.khanacademy.org/video?v=Y5cSGxdDHz4

  • 08:58 Projectile motion (part 4)

    Projectile motion (part 4)

    447 views / 0 likes - added

    Solving for time when you are given the change in distance, acceleration, and initial velocity More free lessons at: http://www.khanacademy.org/video?v=-W3RkgvLrGI

  • 09:49 Projectile motion (part 6)

    Projectile motion (part 6)

    449 views / 0 likes - added

    More on the ball throwing game

  • 10:06 Projectile motion (part 10)

    Projectile motion (part 10)

    469 views / 0 likes - added

    Some more examples with projectile motion

  • 09:28 Newton's First Law of Motion

    Newton's First Law of Motion

    594 views / 3 likes - added

    Introduction to newton's first law of motion. Inertial frames of reference.

  • 09:20 2 dimensional projectile motion (part 1)

    2 dimensional projectile motion (part 1)

    552 views / 0 likes - added

    Using vectors to solve 2 dimensional projectile motion problems

  • 09:57 2 dimensional projectile motion (part 2)

    2 dimensional projectile motion (part 2)

    515 views / 0 likes - added

    More on 2 dimensional projectile motion

  • 09:14 2-dimensional projectile motion (part 3)

    2-dimensional projectile motion (part 3)

    510 views / 0 likes - added

    Completing our first example from parts 1 and 2

  • 09:06 2 dimensional projectile motion part 4

    2 dimensional projectile motion part 4

    447 views / 0 likes - added

    Another example of a 2-dimensional projectile motion problem

  • 04:07 2-dimensional projectile motion part 5

    2-dimensional projectile motion part 5

    514 views / 1 likes - added

    The second part of the last projectile motion problem

  • 10:08 Introduction to centripetal acceleration (part 1)

    Introduction to centripetal acceleration (part 1)

    493 views / 0 likes - added

    Intuition behind what it takes to make something travel in a circle

  • 08:10 Introduction to angular velocity

    Introduction to angular velocity

    522 views / 0 likes - added

    Angular velocity or how fast something is spinning.

  • 08:45 Basic Trigonometry

    Basic Trigonometry

    618 views / 0 likes - added

    An introduction to trigonometric functions: sine, cosine, and tangent.

  • 05:56 Basic Trigonometry II

    Basic Trigonometry II

    672 views / 0 likes - added

    Another example of figuring out the sine, cosine, and tangent of an angle in a right triangle

  • 03:55 Mean Median and Mode

    Mean Median and Mode

    483 views / 0 likes - added

    u08_l2_t1_we1 Mean Median and Mode More free lessons at: http://www.khanacademy.org/video?v=k3aKKasOmIw Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 07:53 Measures of Center

    Measures of Center

    427 views / 0 likes - added

    u08_l2_t1_we3 Measures of Center

  • 06:17 Probability of More Complex Outcome

    Probability of More Complex Outcome

    626 views / 0 likes - added

    u08_l4_t1_we2 Probability of More Complex Outcome

  • 06:08 2003 AIME II Problem 1

    2003 AIME II Problem 1

    575 views / 0 likes - added

    2003 AIME II Problem 1 More free lessons at: http://www.khanacademy.org/video?v=JPQ8cfOsYxo

  • 02:58 2003 AIME II Problem 3

    2003 AIME II Problem 3

    508 views / 0 likes - added

    2003 AIME II Problem 3 More free lessons at: http://www.khanacademy.org/video?v=JU67TL2L1CA

  • 14:15 2003 AIME II Problem 4 (part 1)

    2003 AIME II Problem 4 (part 1)

    679 views / 0 likes - added

    2003 AIME II Problem 4 (part 1) More free lessons at: http://www.khanacademy.org/video?v=gXnHodHNusg

  • 10:54 Sum of factors 2

    Sum of factors 2

    425 views / 0 likes - added

    Seeing the "formula" in the last method More free lessons at: http://www.khanacademy.org/video?v=tbQ_7zvRoN4

  • 08:14 2003 AIME II Problem 5

    2003 AIME II Problem 5

    557 views / 0 likes - added

    Volume of a wedge cut from a cylindrical log More free lessons at: http://www.khanacademy.org/video?v=EzE53aPGbrQ

  • 02:27 2003 AIME II Problem 5 Minor Correction

    2003 AIME II Problem 5 Minor Correction

    656 views / 0 likes - added

    2003 AIME II Problem 5 Minor Correction More free lessons at: http://www.khanacademy.org/video?v=yXg5CYuCcU4

  • 17:42 2003 AIME II Problem 6

    2003 AIME II Problem 6

    581 views / 0 likes - added

    Finding area of a skewed star More free lessons at: http://www.khanacademy.org/video?v=l9j26EOvTYc

  • 12:08 2003 AIME II Problem 8

    2003 AIME II Problem 8

    473 views / 0 likes - added

    Sequence from the product of 2 arithmetic sequences More free lessons at: http://www.khanacademy.org/video?v=ZFN63oTeYzc

  • 09:56 2003 AIME II Problem 9

    2003 AIME II Problem 9

    475 views / 0 likes - added

    Sum of polynomial evaluated at roots of another polynomial More free lessons at: http://www.khanacademy.org/video?v=ZSESJ8TeGSI

  • 09:36 2003 AIME II Problem 12

    2003 AIME II Problem 12

    483 views / 0 likes - added

    Minimum members in a committee More free lessons at: http://www.khanacademy.org/video?v=KD46pC_KFWk

  • 16:13 2003 AIME II Problem 13

    2003 AIME II Problem 13

    570 views / 0 likes - added

    Probability of moving to a vertex More free lessons at: http://www.khanacademy.org/video?v=vKMNRcctwL4

  • 13:25 2003 AIME II Problem 10

    2003 AIME II Problem 10

    436 views / 0 likes - added

    perfect squares integers square root More free lessons at: http://www.khanacademy.org/video?v=Hh3iY4tdkGI

  • 16:36 2003 AIME II Problem 11.avi

    2003 AIME II Problem 11.avi

    602 views / 0 likes - added

    A little trigonometry to figure out the area of a triangle More free lessons at: http://www.khanacademy.org/video?v=smtrrefmC40

  • 18:18 2003 AIME II Problem 14

    2003 AIME II Problem 14

    587 views / 0 likes - added

    Trigonometry and geometry to find the area of an equilateral (but not regular) hexagon More free lessons at: http://www.khanacademy.org/video?v=Ec-BKdC8vOo

  • 11:54 2003 AIME II Problem 15 (part 1)

    2003 AIME II Problem 15 (part 1)

    588 views / 0 likes - added

    Finding the sum of the absolute value of the imaginary parts of the square of the roots of a crazy polynomial More free lessons at: http://www.khanacademy.org/video?v=2eLAEMRrR7Q

  • 11:33 2003 AIME II Problem 15 (part 2)

    2003 AIME II Problem 15 (part 2)

    493 views / 0 likes - added

    Finding the sum of the absolute value of the imaginary parts of the square of the roots of a crazy polynomial More free lessons at: http://www.khanacademy.org/video?v=TljVBB7gxbE

  • 09:32 2003 AIME II Problem 15 (part 3)

    2003 AIME II Problem 15 (part 3)

    646 views / 0 likes - added

    Finding the sum of the absolute value of the imaginary parts of the square of the roots of a crazy polynomial More free lessons at: http://www.khanacademy.org/video?v=JTpXK2mENH4

  • 15:14 Popular IIT JEE Trigonometry Problem 1

    IIT JEE Trigonometry Problem 1

    772 views / 0 likes - added

    2010 IIT JEE Paper I #29 Trigonometry problem More free lessons at: http://www.khanacademy.org/video?v=X7GT9JKoAbo

  • 07:48 Popular IIT JEE Diameter Slope

    IIT JEE Diameter Slope

    755 views / 0 likes - added

    2010 IIT JEE Paper 1 problem 37 Diameter Slope More free lessons at: http://www.khanacademy.org/video?v=pdXcf5ZWHf0

  • 11:59 IIT JEE Symmetric and Skew-Symmetric Matrices

    IIT JEE Symmetric and Skew-Symmetric Matrices

    590 views / 0 likes - added

    2010 IIT JEE Paper 1 Problem 42 Symmetric and Skew-Symmetric Matrices More free lessons at: http://www.khanacademy.org/video?v=G6OoxGmJzuc

  • 10:45 Popular IIT JEE Circle Hyperbola Common Tangent Part 2

    IIT JEE Circle Hyperbola Common Tangent Part 2

    717 views / 0 likes - added

    2010 IIT JEE Paper 1 Problem 45 Circle Hyperbola Common Tangent Part 2 More free lessons at: http://www.khanacademy.org/video?v=0imeUgSxR10

  • 12:49 Popular IIT JEE Trigonometric Constraints

    IIT JEE Trigonometric Constraints

    823 views / 0 likes - added

    2010 IIT JEE Paper 1 Problem 47 Trigonometric Constraints More free lessons at: http://www.khanacademy.org/video?v=EjtjdJZ2x8w

  • 09:55 Popular IIT JEE Trigonometric Maximum

    IIT JEE Trigonometric Maximum

    769 views / 0 likes - added

    2010 IIT JEE Paper 1 Problem 48 Trigonometric Maximum More free lessons at: http://www.khanacademy.org/video?v=tzR9jUCSniQ

  • 10:04 Popular Tangent Line Hyperbola Relationship (very optional)

    Tangent Line Hyperbola Relationship (very optional)

    1,206 views / 0 likes - added

    How a tangent line relates to a hyperbola. Might be useful for some competitive exams where there isn't time to derive (like we are doing in this video) More free lessons at: http://www.khanacademy.org/video?v=c_8QQbVQKU0

  • 12:12 Point distance to plane

    Point distance to plane

    562 views / 0 likes - added

    Distance between a point and a plane in three dimensions More free lessons at: http://www.khanacademy.org/video?v=7rIFO8hct9g

  • 11:03 Popular Trigonometric System Example

    Trigonometric System Example

    786 views / 0 likes - added

    2010 IIT JEE Paper 1 Problem 55 Trigonometric System More free lessons at: http://www.khanacademy.org/video?v=Y2ed-g8Lpdc

  • 12:55 Scale of the Galaxy

    Scale of the Galaxy

    588 views / 0 likes - added

    Scale of the Galaxy More free lessons at: http://www.khanacademy.org/video?v=rcLnMe1ELPA

  • 07:07 Cosmological Time Scale 1

    Cosmological Time Scale 1

    565 views / 0 likes - added

    Cosmological Time Scale 1 More free lessons at: http://www.khanacademy.org/video?v=DRtLXagrMHw

  • 06:18 Cosmological Time Scale 2

    Cosmological Time Scale 2

    499 views / 0 likes - added

    Cosmological Time Scale 2 More free lessons at: http://www.khanacademy.org/video?v=LO7-3MpWijU

  • 10:30 Four Fundamental Forces

    Four Fundamental Forces

    452 views / 0 likes - added

    Gravity, Weak, Electromagnetic and Strong More free lessons at: http://www.khanacademy.org/video?v=FEF6PxWOvsk

  • 08:01 Hawaiian Islands Formation

    Hawaiian Islands Formation

    650 views / 0 likes - added

    Hawaiian Islands formed by stationary hot spot under Pacific plate More free lessons at: http://www.khanacademy.org/video?v=D1eibbfAEVk

  • 11:50 Popular Compositional and Mechanical Layers of the Earth

    Compositional and Mechanical Layers of the Earth

    838 views / 2 likes - added

    Crust, mantle, core, lithosphere, asthenosphere, mesosphere, outer core, inner core More free lessons at: http://www.khanacademy.org/video?v=hHteUIS0OFY

  • 13:03 Detectable Civilizations in our Galaxy 1

    Detectable Civilizations in our Galaxy 1

    472 views / 0 likes - added

    A framework for thinking about how many detectable civilizations are out there. More free lessons at: http://www.khanacademy.org/video?v=YYEgq1bweN4

  • 04:12 Correction Calendar Notation

    Correction Calendar Notation

    565 views / 0 likes - added

    Correcting the time difference calculation by taking into account that there is no year 0 More free lessons at: http://www.khanacademy.org/video?v=N06Jy-gQog8

  • 13:04 Development of Agriculture and Writing

    Development of Agriculture and Writing

    590 views / 0 likes - added

    The Paleolithic and Neolithic eras of the Stone Age. More free lessons at: http://www.khanacademy.org/video?v=iU58AIjh3YA

  • 11:07 K-Ar Dating Calculation

    K-Ar Dating Calculation

    584 views / 0 likes - added

    Working through a calculation for K-Ar dating (good to have some prior experience with e and logarithms) More free lessons at: http://www.khanacademy.org/video?v=iLFcSfzrlMk

  • 09:54 Chronometric Revolution

    Chronometric Revolution

    563 views / 0 likes - added

    Discussion of the relatively recent changes in our ability as a species to shine light on our deep past More free lessons at: http://www.khanacademy.org/video?v=5mNTvtjDnP8

  • 15:27 Popular American-Chinese Debt Loop

    American-Chinese Debt Loop

    755 views / 0 likes - added

    How the Chinese buying of American debt leads to lower interest rates More free lessons at: http://www.khanacademy.org/video?v=m5xu4r0szaA

  • 11:30 Ordering Numeric Expressions

    Ordering Numeric Expressions

    574 views / 0 likes - added

    Converting percentages and fractions to decimals to order numbers

  • 09:23 Ordering numeric expressions

    Ordering numeric expressions

    463 views / 0 likes - added

    Ordering numbers expressed as decimals, fractions, and percentages More free lessons at: http://www.khanacademy.org/video?v=Llt-KkHugRQ

  • 01:32 Adding Whole Numbers and Applications 1

    Adding Whole Numbers and Applications 1

    535 views / 0 likes - added

    U01_L2_T1_we1 Adding Whole Numbers and Applications 1 More free lessons at: http://www.khanacademy.org/video?v=b22tMEc6Kko Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 02:31 Numerator and Denominator of a Fraction

    Numerator and Denominator of a Fraction

    697 views / 0 likes - added

    U02_l1_T1_we1 Numerator and Denominator of a Fraction More free lessons at: http://www.khanacademy.org/video?v=3XOt1fjWKi8 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 04:10 Prime Factorization

    Prime Factorization

    561 views / 0 likes - added

    U02_L1_T3_we3 Prime Factorization More free lessons at: http://www.khanacademy.org/video?v=ZKKDTfHcsG0 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 04:40 Recognizing Prime Numbers

    Recognizing Prime Numbers

    580 views / 0 likes - added

    U02_L1_T3_we4 Recognizing Prime Numbers More free lessons at: http://www.khanacademy.org/video?v=3h4UK62Qrbo Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 03:01 Describing the Meaning of Percent

    Describing the Meaning of Percent

    443 views / 0 likes - added

    U05_L1_T1_we1 Describing the Meaning of Percent More free lessons at: http://www.khanacademy.org/video?v=Lvr2YsxG10o Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 02:22 Describing the Meaning of Percent 2

    Describing the Meaning of Percent 2

    466 views / 0 likes - added

    U05_L1_T1_we2 Describing the Meaning of Percent 2 More free lessons at: http://www.khanacademy.org/video?v=MokI3Fi8jpc Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 05:23 Performing arithmetic calculations on units of volume

    Performing arithmetic calculations on units of volume

    559 views / 0 likes - added

    U06_L1_T3_we2 Performing arithmetic calculations on units of volume More free lessons at: http://www.khanacademy.org/video?v=hShqXKpI6KA Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 03:29 Solving application problems involving units of volume

    Solving application problems involving units of volume

    565 views / 0 likes - added

    U06_L1_T3_we3 Solving application problems involving units of volume More free lessons at: http://www.khanacademy.org/video?v=KgoXx_58QyQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 05:10 Popular U.S. Customary and Metric units

    U.S. Customary and Metric units

    734 views / 0 likes - added

    U06_L2_T1_we1 U.S. Customary and Metric units More free lessons at: http://www.khanacademy.org/video?v=y2RHWA7t0WM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 05:16 Popular Conversion between metric units

    Conversion between metric units

    836 views / 0 likes - added

    U06_L2_T1_we2 Conversion between metric units More free lessons at: http://www.khanacademy.org/video?v=SYkmadc2wOI Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 04:43 Popular Converting within the metric system

    Converting within the metric system

    723 views / 1 likes - added

    U06_L2_T2_we1 Converting within the metric system More free lessons at: http://www.khanacademy.org/video?v=uHaKyNplino Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 06:13 Perimeter and Unit Conversion

    Perimeter and Unit Conversion

    514 views / 0 likes - added

    u6_l2_t3_we1 Perimeter and Unit Conversion More free lessons at: http://www.khanacademy.org/video?v=q9XCrpLPfGk Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 03:23 Missing Measurements for Similar Triangles

    Missing Measurements for Similar Triangles

    638 views / 0 likes - added

    u07_l1_t3_we4 Missing Measurements for Similar Triangles

  • 06:12 Popular Area and Perimeter of Composite Figures

    Area and Perimeter of Composite Figures

    721 views / 0 likes - added

    u07_l2_t3_we4 Area and Perimeter of Composite Figures

  • 03:27 Identifying Geometric Solids

    Identifying Geometric Solids

    616 views / 0 likes - added

    u07_l3_t1_we1 Identifying Geometric Solids

  • 07:13 Volume of a Composite Shape

    Volume of a Composite Shape

    669 views / 0 likes - added

    u07_l3_t1_we3 Volume of a Composite Shape

  • 02:36 Identifying Complementary and Supplementary Angles

    Identifying Complementary and Supplementary Angles

    622 views / 0 likes - added

    u07_l1_t2_we2 Identifying Complementary and Supplementary Angles Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 01:20 Popular Perimeter of a Polygon

    Perimeter of a Polygon

    738 views / 0 likes - added

    u07_l2_t2_we1 Perimeter of a Polygon More free lessons at: http://www.khanacademy.org/video?v=5ZCKr4wTQvI Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 03:03 Popular Perimeter and Area of a Non-Standard Polygon

    Perimeter and Area of a Non-Standard Polygon

    814 views / 0 likes - added

    u07_l2_t2_we3 Perimeter and Area of a Non-Standard Polygon More free lessons at: http://www.khanacademy.org/video?v=7S1MLJOG-5A Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 02:35 Popular Volume of a Sphere

    Volume of a Sphere

    759 views / 0 likes - added

    u07_l3_t1_we2 Volume of a Sphere More free lessons at: http://www.khanacademy.org/video?v=IelS2vg7JO8 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 02:56 Correction - 2-Propylheptane should never be the name!

    Correction - 2-Propylheptane should never be the name!

    449 views / 0 likes - added

    Correction - 2-Propylheptane should never be the name! More free lessons at: http://www.khanacademy.org/video?v=CFBKfgGTP98

  • 14:39 Double Newman Diagram for Methcyclohexane

    Double Newman Diagram for Methcyclohexane

    461 views / 0 likes - added

    Double Newman Diagram for Methcyclohexane More free lessons at: http://www.khanacademy.org/video?v=I6LsWSXx8fg

  • 11:02 Cahn-Ingold-Prelog System for Naming Enantiomers

    Cahn-Ingold-Prelog System for Naming Enantiomers

    502 views / 0 likes - added

    Cahn-Ingold-Prelog System for Naming Enantiomers More free lessons at: http://www.khanacademy.org/video?v=DfO27juYly8

  • 13:36 Stereoisomers, Enantiomers, Diastereomers, Constitutional Isomers and Meso Compounds

    Stereoisomers, Enantiomers, Diastereomers, Constitutional Isomers and Meso Compounds

    462 views / 0 likes - added

    Stereoisomers, Enantiomers, Diastereomers, Constitutional Isomers and Meso Compounds More free lessons at: http://www.khanacademy.org/video?v=457xnJv80O0

  • 04:56 Cis-Trans and E-Z Naming Scheme for Alkenes

    Cis-Trans and E-Z Naming Scheme for Alkenes

    503 views / 0 likes - added

    Cis-Trans and E-Z Naming Scheme for Alkenes More free lessons at: http://www.khanacademy.org/video?v=oYoQpDtBLac

  • 06:04 Entgegen-Zusammen Naming Scheme for Alkenes Examples

    Entgegen-Zusammen Naming Scheme for Alkenes Examples

    551 views / 0 likes - added

    Entgegen-Zusammen Naming Scheme for Alkenes Examples More free lessons at: http://www.khanacademy.org/video?v=GFiizJ-jGVw

  • 11:22 Introduction to Reaction Mechanisms

    Introduction to Reaction Mechanisms

    476 views / 0 likes - added

    Introduction to Reaction Mechanisms . Addition reaction to an alkene More free lessons at: http://www.khanacademy.org/video?v=Z_GWBW_GVGA

  • 12:04 Polymerization of Alkenes with Acid

    Polymerization of Alkenes with Acid

    450 views / 0 likes - added

    Polymerization of Alkenes with Acid More free lessons at: http://www.khanacademy.org/video?v=tR-hzV5Tkxo

  • 12:48 Nucleophilicity vs. Basicity

    Nucleophilicity vs. Basicity

    503 views / 0 likes - added

    Nucleophilicity vs. Basicity . The difference between what it means to be a nucleophile and a base More free lessons at: http://www.khanacademy.org/video?v=Mx7KM-k2MMo

  • 04:08 X and Y intercepts

    X and Y intercepts

    600 views / 0 likes - added

    U04_L1_T2_we1 : X and Y intercepts More free lessons at: http://www.khanacademy.org/video?v=xGmef7lFc5w Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 03:53 Understanding Logical Statements 1

    Understanding Logical Statements 1

    486 views / 0 likes - added

    U12_L1_T2_we1 Understanding Logical Statements 1

  • 06:43 Understanding Logical Statements 2

    Understanding Logical Statements 2

    519 views / 0 likes - added

    U12_L1_T2_we2 Understanding Logical Statements 2

  • 03:12 Understanding Logical Statements 3

    Understanding Logical Statements 3

    494 views / 0 likes - added

    U12_L1_T2_we3 Understanding Logical Statements 3

  • 01:49 Understanding Logical Statements 4

    Understanding Logical Statements 4

    474 views / 0 likes - added

    U12_L1_T2_we4 Understanding Logical Statements 4

  • 03:29 Understanding Logical Statements Commentary

    Understanding Logical Statements Commentary

    495 views / 0 likes - added

    Understanding Logical Statements Commentary

  • 03:57 Deductive Reasoning 2

    Deductive Reasoning 2

    520 views / 0 likes - added

    U12_L1_T4_we2 Deductive Reasoning 2 More free lessons at: http://www.khanacademy.org/video?v=VMEV__2wW3E Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 02:11 Events and Outcomes 1

    Events and Outcomes 1

    489 views / 0 likes - added

    U12_L2_T1_we1 Events and Outcomes 1 More free lessons at: http://www.khanacademy.org/video?v=cdRLBOnLTDk Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 04:43 Events and Outcomes 2

    Events and Outcomes 2

    569 views / 0 likes - added

    U12_L2_T1_we2 Events and Outcomes 2

  • 02:09 Events and Outcomes 3

    Events and Outcomes 3

    481 views / 0 likes - added

    U12_L2_T1_we3 Events and Outcomes 3 More free lessons at: http://www.khanacademy.org/video?v=3_otNr9kRuY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education

  • 10:44 Scale and Indirect Measurement

    Scale and Indirect Measurement

    441 views / 0 likes - added

  • 07:48 Fitting a Line to Data

    Fitting a Line to Data

    555 views / 0 likes - added

    Fitting a Line to Data More free lessons at: http://www.khanacademy.org/video?v=OhUkMQtBGmE

  • 10:45 Geometric Sequences (Introduction)

    Geometric Sequences (Introduction)

    616 views / 0 likes - added

    Geometric Sequences (Introduction) More free lessons at: http://www.khanacademy.org/video?v=pXo0bG4iAyg

  • 08:50 Popular Visual Pythagorean Theorem Proof

    Visual Pythagorean Theorem Proof

    771 views / 0 likes - added

    Visual Pythagorean Theorem Proof - some basic geometry required

  • 09:01 Popular Average or Central Tendency: Arithmetic Mean, Median, and Mode

    Average or Central Tendency: Arithmetic Mean, Median, and Mode

    726 views / 0 likes - added

    Average or Central Tendency: Arithmetic Mean, Median, and Mode

  • 12:34 Range, Variance and Standard Deviation as Measures of Dispersion

    Range, Variance and Standard Deviation as Measures of Dispersion

    669 views / 0 likes - added

    Range, Variance and Standard Deviation as Measures of Dispersion More free lessons at: http://www.khanacademy.org/video?v=E4HAYd0QnRc

  • 11:36 Intelligent Design and Evolution

    Intelligent Design and Evolution

    547 views / 0 likes - added

    The argument that evolution speaks to being the most "intelligent design" More free lessons at: http://www.khanacademy.org/video?v=qxOEz9aPZNY

  • 09:01 Evolution Clarification

    Evolution Clarification

    543 views / 0 likes - added

    Clarifying some points on evolution and intelligent design More free lessons at: http://www.khanacademy.org/video?v=nh1R-gyY7es

  • 18:23 Chromosomes, Chromatids, Chromatin, etc.

    Chromosomes, Chromatids, Chromatin, etc.

    498 views / 0 likes - added

    The vocabulary of DNA: chromosomes, chromatids, chromatin, transcription, translation, and replication More free lessons at: http://www.khanacademy.org/video?v=s9HPNwXd9fk

  • 18:24 Mitosis, Meiosis and Sexual Reproduction

    Mitosis, Meiosis and Sexual Reproduction

    505 views / 0 likes - added

    Mitosis, meiosis and sexual reproduction. Understanding gametes, zygotes, and haploid / diploid numbers.

  • 27:23 Phases of Meiosis

    Phases of Meiosis

    633 views / 0 likes - added

    The phases of Meiosis. More free lessons at: http://www.khanacademy.org/video?v=ijLc52LmFQg

  • 19:55 Embryonic Stem Cells

    Embryonic Stem Cells

    514 views / 0 likes - added

    An overview of early development of a zygote to an embryo. Embryonic and somatic stem cells. More free lessons at: http://www.khanacademy.org/video?v=-yCIMk1x0Pk

  • 25:16 Punnett Square Fun

    Punnett Square Fun

    596 views / 0 likes - added

    Dihybrid crosses. Independent assortment. Incomplete dominance. Codominance and multiple alleles. More free lessons at: http://www.khanacademy.org/video?v=D5ymMYcLtv0

  • 16:58 C-4 Photosynthesis

    C-4 Photosynthesis

    625 views / 0 likes - added

    C-4 Photosynthesis: How some plants avoid photorespiration More free lessons at: http://www.khanacademy.org/video?v=7ynX_F-SwNY

  • 21:04 Parts of a cell

    Parts of a cell

    543 views / 1 likes - added

    Parts of a cell: nucleus, ribosomes, endoplasmic reticulum, Golgi bodies, mitochondria, chloroplasts, vacuoles, and vesicles

  • 13:53 Sodium Potassium Pump

    Sodium Potassium Pump

    433 views / 0 likes - added

    How a sodium potassium pump can maintain a voltage gradient across a cell or neuron's membrane More free lessons at: http://www.khanacademy.org/video?v=C_H-ONQFjpQ

  • 09:38 Myosin and Actin

    Myosin and Actin

    515 views / 0 likes - added

    How myosin and actin interact to produce mechanical force. More free lessons at: http://www.khanacademy.org/video?v=zopoN2i7ALQ

  • 08:07 Types of immune responses: Innate and Adaptive. Humoral vs. Cell-Mediated

    Types of immune responses: Innate and Adaptive. Humoral vs. Cell-Mediated

    573 views / 0 likes - added

    Overview of types of immune responses. Difference between innate and adaptive immunity. Differences between humoral adaptive immunity and cell-mediated adaptive immunity. More free lessons at: http://www.khanacademy.org/video?v=rp7T4IItbtM


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