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07:21 Popular
IIT JEE Complex Numbers (part 1)

806 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 Problem 39 Complex Numbers (part 1) More free lessons at: http://www.khanacademy.org/video?v=_5ei_I02huY
07:26 Popular
IIT JEE Complex Numbers (part 2)

750 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 Problem 39 Complex Numbers (part 2) More free lessons at: http://www.khanacademy.org/video?v=pQwoBOpVoWw
03:09 Popular
IIT JEE Complex Numbers (part 3)

719 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 Problem 39 Complex Numbers (part 3) More free lessons at: http://www.khanacademy.org/video?v=FwA_UZkI-JM
06:16 Popular
IIT JEE Circle Hyperbola Common Tangent Part 1

760 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 Problem 45 Circle Hyperbola Common Tan More free lessons at: http://www.khanacademy.org/video?v=MhLfun2Vask
10:45 Popular
IIT JEE Circle Hyperbola Common Tangent Part 2

723 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 Problem 45 Circle Hyperbola Common Tangent Part 2 More free lessons at: http://www.khanacademy.org/video?v=0imeUgSxR10
08:55 Popular
IIT JEE Circle Hyperbola Common Tangent Part 3

706 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 Problem 45 Circle Hyperbola Common Tangent Part 3 More free lessons at: http://www.khanacademy.org/video?v=RomnHMWSLoE
10:36 Popular
IIT JEE Circle Hyperbola Common Tangent Part 4

710 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 Problem 45 Circle Hyperbola Common Tangent Part 4 More free lessons at: http://www.khanacademy.org/video?v=eGo8C2Jshzs
12:17 Popular
IIT JEE Circle Hyperbola Common Tangent Part 5

872 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 Problem 45 Circle Hyperbola Common Tangent Part 5 More free lessons at: http://www.khanacademy.org/video?v=rPoqpQcgNv4
10:04 Popular
Tangent Line Hyperbola Relationship (very optional)

1,212 views / 0 likes - added 9 years ago

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
12:31 Popular
Scale of Solar System

770 views / 3 likes - added 9 years ago

Scale of Solar System More free lessons at: http://www.khanacademy.org/video?v=GP53b__h4ew
08:18
Scale of Distance to Closest Stars

557 views / 0 likes - added 9 years ago

Scale of Distance to Closest Stars More free lessons at: http://www.khanacademy.org/video?v=jEeJkkMXt6c
07:58
Birth of Stars

655 views / 2 likes - added 9 years ago

Birth of Stars More free lessons at: http://www.khanacademy.org/video?v=i-NNWI8Ccas
12:54
White and Black Dwarfs

534 views / 1 likes - added 9 years ago

White and Black Dwarfs More free lessons at: http://www.khanacademy.org/video?v=EdYyuUUY-nc
07:04
Star Field and Nebula Images

551 views / 0 likes - added 9 years ago

Star Field and Nebula Images More free lessons at: http://www.khanacademy.org/video?v=w3IKEa_GOYs
07:22
Parallax in Observing Stars

523 views / 0 likes - added 9 years ago

Parallax in Observing Stars More free lessons at: http://www.khanacademy.org/video?v=ETzUpoqZIHY
09:26
Stellar Parallax

447 views / 0 likes - added 9 years ago

Another version of the stellar parallax introduction More free lessons at: http://www.khanacademy.org/video?v=omvNINaRdxg
11:40
Stellar Distance Using Parallax

468 views / 0 likes - added 9 years ago

Stellar Distance Using Parallax More free lessons at: http://www.khanacademy.org/video?v=lVadjWOjvV8
02:22
Stellar Parallax Clarification

476 views / 0 likes - added 9 years ago

Stellar Parallax Clarification More free lessons at: http://www.khanacademy.org/video?v=6FP-hLuAlr4
07:34
Parsec Definition

469 views / 0 likes - added 9 years ago

Parsec Definition More free lessons at: http://www.khanacademy.org/video?v=6zV3JEjLoyE
06:41
Lifecycle of Massive Stars

665 views / 0 likes - added 9 years ago

Lifecycle of Massive Stars More free lessons at: http://www.khanacademy.org/video?v=UhIwMAhZpCo
01:32
Supernova clarification

537 views / 0 likes - added 9 years ago

Supernova clarification More free lessons at: http://www.khanacademy.org/video?v=QMv4kxATfzs
09:23
Cepheid Variables 1

565 views / 0 likes - added 9 years ago

Cepheid Variables 1 More free lessons at: http://www.khanacademy.org/video?v=BWs-ONRDDG4
09:15
Quasars

394 views / 0 likes - added 9 years ago

Quasars More free lessons at: http://www.khanacademy.org/video?v=4LmIyMyAuN0
01:46
Quasar Correction

647 views / 0 likes - added 9 years ago

Quasar Correction More free lessons at: http://www.khanacademy.org/video?v=PX_XSnVWlNc
10:26
Beginnings of Life

660 views / 0 likes - added 9 years ago

Life and photosynthesis start to thrive in the Archean Eon More free lessons at: http://www.khanacademy.org/video?v=nYFuxTXDj90
09:56
Ozone Layer and Eukaryotes Show Up in the Proterozoic Eon

680 views / 0 likes - added 9 years ago

Ozone Layer and Eukaryotes Show Up in the Proterozoic Eon. Great Oxygenation Event (Oxygen Catastrophe) More free lessons at: http://www.khanacademy.org/video?v=E1P79uFLCMc
05:35 Popular
First living things on land clarification

713 views / 0 likes - added 9 years ago

First living things on land clarification (This video copyrighted under Create Commons Attribution and Share-Alike CC-BY-SA license) More free lessons at: http://www.khanacademy.org/video?v=3gUE_P9T-Wk
09:33
Structure of the Earth

550 views / 0 likes - added 9 years ago

Structure of the Earth - crust, mantle, core More free lessons at: http://www.khanacademy.org/video?v=4AxZ-6MOznY
11:58 Popular
Plate Tectonics -- Geological Features of Divergent Plate Boundaries

1,506 views / 0 likes - added 9 years ago

Plate Tectonics -- Geological Features of Divergent Plate Boundaries More free lessons at: http://www.khanacademy.org/video?v=FK1s1-OJ5BE
06:04 Popular
Plate Tectonics-- Geological features of Convergent Plate Boundaries

751 views / 1 likes - added 9 years ago

Geological features of Convergent Plate Boundaries More free lessons at: http://www.khanacademy.org/video?v=Y0eWnOZpSpQ
08:01
Hawaiian Islands Formation

653 views / 0 likes - added 9 years ago

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

841 views / 2 likes - added 9 years ago

Crust, mantle, core, lithosphere, asthenosphere, mesosphere, outer core, inner core More free lessons at: http://www.khanacademy.org/video?v=hHteUIS0OFY
06:13
The Mohorovicic Seismic Discontinuity

639 views / 0 likes - added 9 years ago

The Mohorovicic Seismic Discontinuity- boundary between crust and mantle (or Moho) More free lessons at: http://www.khanacademy.org/video?v=yAQSucmHrAk
05:50
How we know about the Earth's core

577 views / 0 likes - added 9 years ago

S-wave shadow and P-wave detection patterns give us information about the core More free lessons at: http://www.khanacademy.org/video?v=KL0i1RSnpfI
11:03
Scale of the Large

554 views / 0 likes - added 9 years ago

Attempting to comprehend the scale of the large More free lessons at: http://www.khanacademy.org/video?v=5FEjrStgcF8
13:03
Detectable Civilizations in our Galaxy 1

474 views / 0 likes - added 9 years ago

A framework for thinking about how many detectable civilizations are out there. More free lessons at: http://www.khanacademy.org/video?v=YYEgq1bweN4
08:53
Detectable Civilizations in our Galaxy 2

540 views / 0 likes - added 9 years ago

Why do we even care about the Drake Equation. Thinking about the fraction of a planet's life when a civilization might be detectable. More free lessons at: http://www.khanacademy.org/video?v=jN03g05TSWM
09:41
Understanding Calendar Notation

637 views / 0 likes - added 9 years ago

Difference between BC, BCE, AD and CE. A little bit about the birth of Jesus as well. More free lessons at: http://www.khanacademy.org/video?v=EKKe7DBZVhI
04:12
Correction Calendar Notation

566 views / 0 likes - added 9 years ago

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
04:39
Seasons Aren't Dictated by Closeness to Sun

543 views / 0 likes - added 9 years ago

Why our closeness to the sun does not dictate the seasons More free lessons at: http://www.khanacademy.org/video?v=SJUd5du0T08
12:57
Milankovitch Cycles Precession and Obliquity

514 views / 0 likes - added 9 years ago

How changes in Earth's rotation can effect Earth's seasons and climate More free lessons at: http://www.khanacademy.org/video?v=ZD8THEz18gc
12:04
Precession Causing Perihelion to Happen Later

565 views / 0 likes - added 9 years ago

Clarifying the effect of axial precession on the calendar and the date of perihelion and aphelion More free lessons at: http://www.khanacademy.org/video?v=2o-Sef6wllg
04:15
Carbon 14 Dating 2

600 views / 0 likes - added 9 years ago

Carbon 14 Dating 2 More free lessons at: http://www.khanacademy.org/video?v=4YUtnod-YuE
10:35
Potassium-Argon (K-Ar) Dating

630 views / 0 likes - added 9 years ago

How K-Ar dating can be used to date very old volcanic rock and the things that might be buried in between More free lessons at: http://www.khanacademy.org/video?v=NMZ5kJEviD0
11:07
K-Ar Dating Calculation

587 views / 0 likes - added 9 years ago

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
13:17
Collective Learning

561 views / 0 likes - added 9 years ago

How symbolic language drives collective learning and how this is one of the truly differentiating aspects of human beings relative to the rest of the animal kingdom More free lessons at: http://www.khanacademy.org/video?v=NqR_dtZu4Mo
13:41
Energy Inputs for Tilling a Hectare of Land

553 views / 0 likes - added 9 years ago

Thinking about energy consumption for tilling land More free lessons at: http://www.khanacademy.org/video?v=5I9dH5im24U
11:07
Random Predictions for 2060

442 views / 0 likes - added 9 years ago

Sal's random predictions for the year 2060 More free lessons at: http://www.khanacademy.org/video?v=E4rbS0oxg30
06:52 Popular
Pegging the Yuan

927 views / 0 likes - added 9 years ago

How the Chinese Central Bank could peg the Yuan to the dollar by printing Yuan and buying dollars (building up a dollar reserve) More free lessons at: http://www.khanacademy.org/video?v=S-9iY1OgbDE
07:28
Algebra: Linear Equations 1

535 views / 0 likes - added 9 years ago

equations of the form AX=B More free lessons at: http://www.khanacademy.org/video?v=bAerID24QJ0
06:07
Algebra: Linear Equations 2

483 views / 0 likes - added 9 years ago

solving equations of the form AX+B=C More free lessons at: http://www.khanacademy.org/video?v=DopnmxeMt-s
06:45
Algebra: Linear Equations 3

460 views / 0 likes - added 9 years ago

Linear equations with multiple variable and constant terms More free lessons at: http://www.khanacademy.org/video?v=Zn-GbH2S0Dk
10:30
Probability (part 1)

518 views / 0 likes - added 9 years ago

What probability is. More free lessons at: http://www.khanacademy.org/video?v=3ER8OkqBdpE
02:05 Popular
Comparing Whole Numbers

836 views / 1 likes - added 9 years ago

U01_L1_T3_we1 Comparing Whole Numbers
01:24
Comparing Whole Numbers 2

511 views / 0 likes - added 9 years ago

U01_L1_T3_we2 Comparing Whole Numbers 2
01:58
Comparing Whole Numbers 3

500 views / 0 likes - added 9 years ago

U01_L1_T3_we3 Comparing Whole Numbers 3
01:21
Understanding Square Roots

629 views / 0 likes - added 9 years ago

U01_L5_T1_we3 Understanding Square Roots More free lessons at: http://www.khanacademy.org/video?v=ROIfbUQrSY4 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:48
Identifying Fraction Parts

517 views / 0 likes - added 9 years ago

U02_l1_T1_we2 Identifying Fraction Parts More free lessons at: http://www.khanacademy.org/video?v=-a_w0_VAo6U Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:30 Popular
Comparing Fractions

786 views / 0 likes - added 9 years ago

U02_L1_T5_we1 Comparing Fractions More free lessons at: http://www.khanacademy.org/video?v=Io9i1JkKgN4 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
07:08
Comparing Fractions 2

547 views / 0 likes - added 9 years ago

u2_l1_t5_we2 Comparing Fractions More free lessons at: http://www.khanacademy.org/video?v=2dbasvm3iG0 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:22 Popular
Adding Mixed Numbers Word Problem

711 views / 0 likes - added 9 years ago

U02_L3_T1_we5 Adding Mixed Numbers Word Problem More free lessons at: http://www.khanacademy.org/video?v=o0arqcKC7QE Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
01:29 Popular
Comparing Decimals

791 views / 0 likes - added 9 years ago

U03_L1_T2_we1 Comparing Decimals More free lessons at: http://www.khanacademy.org/video?v=HCC96awA-FM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:08
Comparing Decimals 4

564 views / 0 likes - added 9 years ago

u03_l1_t2_we4 Comparing Decimals More free lessons at: http://www.khanacademy.org/video?v=FwMYoK1QKso
05:17 Popular
Converting Gallons to quarts pints and cups

730 views / 0 likes - added 9 years ago

U06_L1_T3_we1 Converting Gallons to quarts pints and cups More free lessons at: http://www.khanacademy.org/video?v=4uQtJDf7drU Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:23
Performing arithmetic calculations on units of volume

564 views / 0 likes - added 9 years ago

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

736 views / 0 likes - added 9 years ago

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
02:50
Comparing Celsius and Farenheit temperature scales

594 views / 0 likes - added 9 years ago

U06_L3_T1_we1 Comparing Celsius and Farenheit temperature scales More free lessons at: http://www.khanacademy.org/video?v=aASUZqJCHHA Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:58
Converting Farenheit to Celsius

533 views / 0 likes - added 9 years ago

U06_L3_T1_we2 Converting Farenheit to Celsius More free lessons at: http://www.khanacademy.org/video?v=NqbkvEK46xM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:53 Popular
Congruent and Similar Triangles

1,018 views / 0 likes - added 9 years ago

u07_l1_t3_we2 Congruent and Similar Triangles Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:07 Popular
Similar Triangles Corresponding Sides and Angles

787 views / 0 likes - added 9 years ago

u07_l1_t3_we3 Similar Triangles Corresponding Sides and Angles
03:23
Missing Measurements for Similar Triangles

641 views / 0 likes - added 9 years ago

u07_l1_t3_we4 Missing Measurements for Similar Triangles
05:34 Popular
Application of Similar Triangles

709 views / 0 likes - added 9 years ago

u07_l1_t3_we5 Application of Similar Triangles Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:01
Parts of a Circle

668 views / 0 likes - added 9 years ago

u07_l2_t3_we1 Parts of a Circle More free lessons at: http://www.khanacademy.org/video?v=04N79tItPEA Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:45
Area of a Circle

647 views / 0 likes - added 9 years ago

u07_l2_t3_we3 Area of a Circle
06:12 Popular
Area and Perimeter of Composite Figures

724 views / 0 likes - added 9 years ago

u07_l2_t3_we4 Area and Perimeter of Composite Figures
03:35 Popular
Identifying Parallel and Perpendicular Lines

805 views / 0 likes - added 9 years ago

u07_l1_t2_we1 Identifying Parallel and Perpendicular Lines More free lessons at: http://www.khanacademy.org/video?v=aq_XL6FrmGs Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:36
Identifying Complementary and Supplementary Angles

626 views / 0 likes - added 9 years ago

u07_l1_t2_we2 Identifying Complementary and Supplementary Angles Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:44 Popular
Area of a Trapezoid

974 views / 0 likes - added 9 years ago

u07_l2_t2_we2 Area of a Trapezoid
03:03 Popular
Perimeter and Area of a Non-Standard Polygon

816 views / 0 likes - added 9 years ago

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
09:09
Markovnikov's Rule and Carbocations

507 views / 0 likes - added 9 years ago

Markovnikov's Rule and Carbocations. Figuring out which addition reaction is more likely. More free lessons at: http://www.khanacademy.org/video?v=X-VCk3WrGlM
12:26
Comparing E2 E1 Sn2 Sn1 Reactions

643 views / 0 likes - added 9 years ago

Comparing E2 E1 Sn2 Sn1 Reactions More free lessons at: http://www.khanacademy.org/video?v=12Rvts2NR7M
11:51
Resonance

473 views / 0 likes - added 9 years ago

Resonance in benzene and the carbonate ion More free lessons at: http://www.khanacademy.org/video?v=6XOm3Km7r30
06:58
Example of Solving for a Variable

462 views / 0 likes - added 9 years ago

U02_L1_T4_we1 : Example of solving for a variable More free lessons at: http://www.khanacademy.org/video?v=Aig1hkq3OsU Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:41
Solving for a Variable 2

413 views / 0 likes - added 9 years ago

U02_L1_T4_we2 : Solving for a Variable 2 More free lessons at: http://www.khanacademy.org/video?v=BR5yFOt0zao Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:39
Direct Variation 1

476 views / 0 likes - added 9 years ago

U03_L2_T3_we1 : Direct Variation 1 More free lessons at: http://www.khanacademy.org/video?v=rSadG6EtJmY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:42
Basic Linear Function

532 views / 0 likes - added 9 years ago

U03_L2_T4_we1 : Basic Linear Function Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:58
Exploring linear relationships

628 views / 0 likes - added 9 years ago

U03_L2_T4_we2 : Exploring linear relationships More free lessons at: http://www.khanacademy.org/video?v=qPx7i1jwXX4 Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:01
Recognizing Linear Functions

458 views / 0 likes - added 9 years ago

U03_L2_T5_we1 : Recognizing Linear Functions More free lessons at: http://www.khanacademy.org/video?v=AZroE4fJqtQ Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
04:09
Exploring nonlinear relationships

577 views / 0 likes - added 9 years ago

U03_L2_T5_we2 : Exploring nonlinear relationships
07:57
Point-slope and standard form

669 views / 0 likes - added 9 years ago

U04_L1_T4_we2 : Point-slope and standard form More free lessons at: http://www.khanacademy.org/video?v=-6Fu2T_RSGM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:49 Popular
Parallel Lines

1,066 views / 0 likes - added 9 years ago

U04_L2_T1_we1 : Parallel Lines More free lessons at: http://www.khanacademy.org/video?v=T-aCweuimis Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:03
Parallel Lines 2

583 views / 0 likes - added 9 years ago

U04_L2_T1_we2 : Parallel Lines 2 More free lessons at: http://www.khanacademy.org/video?v=lOWXZFP8Vuc Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:43
Parallel lines 3

600 views / 0 likes - added 9 years ago

U04_L2_T1_we3 : Parallel lines 3 More free lessons at: http://www.khanacademy.org/video?v=y5yNi08cr6I Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:29 Popular
Perpendicular Lines

731 views / 1 likes - added 9 years ago

U04_L2_T2_we1 : Perpendicular Lines More free lessons at: http://www.khanacademy.org/video?v=0671cRNjeKI Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:01
Perpendicular lines 2

466 views / 0 likes - added 9 years ago

U04_L2_T2_we2 : Perpendicular lines 2 More free lessons at: http://www.khanacademy.org/video?v=TsEhZRT16LU Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:15
Solving and graphing linear inequalities in two variables 1

463 views / 0 likes - added 9 years ago

U05_L2_T1_we1 : Solving and graphing linear inequalities in two variables More free lessons at: http://www.khanacademy.org/video?v=EoCeL4SPIcA Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:42
Graphing linear inequalities in two variables 2 (old and redone in newer video)

444 views / 0 likes - added 9 years ago

U05_L2_T1_we2 : Graphing linear inequalities in two variables
03:20
Graphing linear inequalities in two variables 3

479 views / 0 likes - added 9 years ago

U05_L2_T1_we3 : Graphing linear inequalities in two variables More free lessons at: http://www.khanacademy.org/video?v=YBYu5aZPLeg Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
02:06
Bay Area CBS Station with Salman Khan

609 views / 1 likes - added 9 years ago

Bay Area CBS Station with Salman Khan Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:22
Completing the Square 1

533 views / 0 likes - added 9 years ago

U10_L1_T2_we1 Completing the Square 1 More free lessons at: http://www.khanacademy.org/video?v=VvuuRpJbbHE Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:25
Completing the Square 2

566 views / 0 likes - added 9 years ago

U10_L1_T2_we2 Completing the Square 2 More free lessons at: http://www.khanacademy.org/video?v=6agzj3A9IgA Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
06:14
Completing the Square 3

479 views / 0 likes - added 9 years ago

U10_L1_T2_we3 Completing the Square 3 More free lessons at: http://www.khanacademy.org/video?v=02h9yhc7ruc Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
09:31
Completing the Square 4

547 views / 0 likes - added 9 years ago

U10_L1_T2_we4 Completing the Square 4 More free lessons at: http://www.khanacademy.org/video?v=95tChNVzodY Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
05:45
Non-Linear Systems of Equations 1

460 views / 0 likes - added 9 years ago

U10_L2_T2_we1 Non-Linear Systems of Equations 1 More free lessons at: http://www.khanacademy.org/video?v=hjigR_rHKDI Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
08:22
Non-Linear Systems of Equations 2

538 views / 0 likes - added 9 years ago

U10_L2_T2_we2 Non-Linear Systems of Equations 2 More free lessons at: http://www.khanacademy.org/video?v=XPf8LMu7QSw Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
06:57
Non-Linear Systems of Equations 3

484 views / 0 likes - added 9 years ago

U10_L2_T2_we3 Non-Linear Systems of Equations 3 More free lessons at: http://www.khanacademy.org/video?v=FksgVpM_iXs Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
03:29
Understanding Logical Statements Commentary

496 views / 0 likes - added 9 years ago

Understanding Logical Statements Commentary
03:03
Graphing Linear Inequalities in Two Variables Example 2

441 views / 0 likes - added 9 years ago

U05_L2_T1_WE2 Graphing Linear Inequalities in Two Variables More free lessons at: http://www.khanacademy.org/video?v=FnrqBgot3jM Content provided by TheNROCproject.org - (c) Monterey Institute for Technology and Education
12:27
Variable Expressions

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More free lessons at: http://www.khanacademy.org/video?v=aoXUWSwiDzE
10:19
Square Roots and Real Numbers

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More free lessons at: http://www.khanacademy.org/video?v=BpBh8gvMifs
09:28
Equations with Variables on Both Sides

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Equations with Variables on Both Sides More free lessons at: http://www.khanacademy.org/video?v=xMsG9hvqzbY
13:10
Graphs of Linear Equations

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More free lessons at: http://www.khanacademy.org/video?v=rgvysb9emcQ
11:11
Direct Variation Models

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Direct Variation Models More free lessons at: http://www.khanacademy.org/video?v=9M-B5qU7ezY
11:49
Linear Function Graphs

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Linear Function Graphs More free lessons at: http://www.khanacademy.org/video?v=EmTvdKkAUtE
14:58
Linear Equations in Slope Intercept Form

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Linear Equations in Slope Intercept Form More free lessons at: http://www.khanacademy.org/video?v=5fkh01mClLU
09:39
Linear Equations in Point Slope Form

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Linear Equations in Point Slope Form More free lessons at: http://www.khanacademy.org/video?v=zqCokP2vDGo
10:09
Linear Equations in Standard Form

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Linear Equations in Standard Form More free lessons at: http://www.khanacademy.org/video?v=BaQXFstxCMo
09:13 Popular
Equations of Parallel and Perpendicular Lines

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Equations of Parallel and Perpendicular Lines More free lessons at: http://www.khanacademy.org/video?v=9hryH94KFJA
11:46
Predicting with Linear Models

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Predicting with Linear Models
12:14
Using a Linear Model

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Using a Linear Model
08:30
Solving Linear Systems by Graphing

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Solving Linear Systems by Graphing More free lessons at: http://www.khanacademy.org/video?v=5a6zpfl50go
09:21
Solving Linear Systems by Substitution

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Solving Linear Systems by Substitution More free lessons at: http://www.khanacademy.org/video?v=V7H1oUHXPkg
15:18 Popular
Special Types of Linear Systems

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Special Types of Linear Systems More free lessons at: http://www.khanacademy.org/video?v=5qkyuHIE2GM
08:52
Systems of Linear Inequalities

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Systems of Linear Inequalities
09:23
Exponent Properties Involving Quotients

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Exponent Properties Involving Quotients More free lessons at: http://www.khanacademy.org/video?v=AR1uqNbjM5s
11:03
Solving Quadratic Equations by Square Roots

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Solving Quadratic Equations by Square Roots More free lessons at: http://www.khanacademy.org/video?v=55G8037gsKY
14:06 Popular
Solving Quadratic Equations by Completing the Square

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Solving Quadratic Equations by Completing the Square More free lessons at: http://www.khanacademy.org/video?v=bNQY0z76M5A
08:15
Linear, Quadratic, and Exponential Models

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Linear, Quadratic, and Exponential Models
15:01 Popular
Graphs of Square Root Functions

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Graphs of Square Root Functions More free lessons at: http://www.khanacademy.org/video?v=outcfkh69U0
09:01 Popular
Average or Central Tendency: Arithmetic Mean, Median, and Mode

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Average or Central Tendency: Arithmetic Mean, Median, and Mode
12:34
Range, Variance and Standard Deviation as Measures of Dispersion

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Range, Variance and Standard Deviation as Measures of Dispersion More free lessons at: http://www.khanacademy.org/video?v=E4HAYd0QnRc
17:39
Introduction to Evolution and Natural Selection

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Introduction to evolution, variation in a population and natural selection More free lessons at: http://www.khanacademy.org/video?v=GcjgWov7mTM
01:04
Ape Clarification

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Ape Clarification - that they have no tails More free lessons at: http://www.khanacademy.org/video?v=oFGkYA_diDA
11:36
Intelligent Design and Evolution

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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

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Clarifying some points on evolution and intelligent design More free lessons at: http://www.khanacademy.org/video?v=nh1R-gyY7es
19:52
Variation in a Species

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How variation can be introduced into a species. More free lessons at: http://www.khanacademy.org/video?v=DuArVnT1i-E
18:23
Chromosomes, Chromatids, Chromatin, etc.

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The vocabulary of DNA: chromosomes, chromatids, chromatin, transcription, translation, and replication More free lessons at: http://www.khanacademy.org/video?v=s9HPNwXd9fk
19:55
Embryonic Stem Cells

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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

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Dihybrid crosses. Independent assortment. Incomplete dominance. Codominance and multiple alleles. More free lessons at: http://www.khanacademy.org/video?v=D5ymMYcLtv0
14:57
Hardy-Weinberg Principle

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Understanding allele and genotype frequency in population in Hardy-Weinberg Equilibrium.
14:19
Introduction to Cellular Respiration

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Introduction to cellular respiration, glycolysis, the Kreb's Cycle, and the electron transport chain
13:29
Oxidation and Reduction Review From Biological Point-of-View

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Taking a looking at oxidation and reduction in a biological context More free lessons at: http://www.khanacademy.org/video?v=orI2m6IarJg
17:08
Oxidation and Reduction in Cellular Respiration

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Oxidation and reduction in cellular respiration. Reconciling the biology and chemistry definitions of oxidation and reduction. More free lessons at: http://www.khanacademy.org/video?v=_KyyVhlUDNU
13:28
Photosynthesis: Calvin Cycle

563 views / 1 likes - added 9 years ago

The Calvin Cycle or the light-independent (dark) reactions of photosythesis More free lessons at: http://www.khanacademy.org/video?v=slm6D2VEXYs
08:37 Popular
CAM Plants

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How CAM Plants are able to fix carbon at night so they don't have to keep their stomata open during the day More free lessons at: http://www.khanacademy.org/video?v=xp6Zj24h8uA
21:04
Parts of a cell

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Parts of a cell: nucleus, ribosomes, endoplasmic reticulum, Golgi bodies, mitochondria, chloroplasts, vacuoles, and vesicles
20:33
The Lungs and Pulmonary System

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The pulmonary system including the lungs, larynx, trachea, bronchi, bronchioles, alveoli and thoracic diaphragm More free lessons at: http://www.khanacademy.org/video?v=SPGRkexI_cs
14:57 Popular
Circulatory System and the Heart

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Introduction to the circulatory system and the heart More free lessons at: http://www.khanacademy.org/video?v=QhiVnFvshZg
14:43 Popular
Role of the Sarcoplasmic Reticulum in Muscle Cells

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The role of the sarcoplasmic reticulum in controlling calcium ion concentrations within the muscle cell More free lessons at: http://www.khanacademy.org/video?v=SauhB2fYQkM
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14:13 Popular
B Lymphocytes (B cells)

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Overview of B cells (B lymphocytes) and how they are activated and produce antibodies More free lessons at: http://www.khanacademy.org/video?v=Z36dUduOk1Y
11:33
Professional Antigen Presenting Cells (APC) and MHC II complexes

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How professional antigen presenting cells present parts of engulfed pathogens on MHC II complexes (major histocompatibility complexes). More free lessons at: http://www.khanacademy.org/video?v=j_kSmmEpvQk
14:13
Secondary Active Transport in the Nephron

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Secondary Active Transport in the Nephron More free lessons at: http://www.khanacademy.org/video?v=czY5nyvZ7cU
11:51
Groups of the Periodic Table

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Properties of alkali, alkaline earth and transition metals. Halogens and noble gases. More free lessons at: http://www.khanacademy.org/video?v=LDHg7Vgzses
13:22
Ionic, Covalent, and Metallic Bonds

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Introduction to ionic, covalent, polar covalent and metallic bonds. More free lessons at: http://www.khanacademy.org/video?v=CGA8sRwqIFg
15:54
Molecular and Empirical Formulas

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Introduction to molecular and empirical formulas. Calculating molecular mass. More free lessons at: http://www.khanacademy.org/video?v=gfBcM3uvWfs
14:28
Balancing Chemical Equations

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The art of balancing equations in chemistry! More free lessons at: http://www.khanacademy.org/video?v=RnGu3xO2h74
13:01
Ideal Gas Equation Example 2

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PV/T is a constant. Figuring out the volume of an ideal gas at standard temperature and pressure (STP). More free lessons at: http://www.khanacademy.org/video?v=GwoX_BemwHs
05:04
Ideal Gas Example 4

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Figuring out the molar mass of a mystery molecule at STP. More free lessons at: http://www.khanacademy.org/video?v=Osl6HEDZZ-E
15:09
Partial Pressure

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Figuring out the partial pressures of various gases in a container. More free lessons at: http://www.khanacademy.org/video?v=d4bqNf37mBY
11:23
Chilling Water Problem

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How much ice at -10 degrees C is necessary to get 500g of water down to 0 degrees C? More free lessons at: http://www.khanacademy.org/video?v=lsXcKgjg8Hs
09:14
Covalent Networks, Metallic, and Ionic Crystals

583 views / 1 likes - added 9 years ago

Covalent Networks, Metallic, and Ionic Crystals: Some of the strongest molecular structures. More free lessons at: http://www.khanacademy.org/video?v=Rw_pDVbnfQk
13:57
Suspensions, Colloids and Solutions

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Suspensions, Colloids and Solutions. The difference between Molarity and Molality. More free lessons at: http://www.khanacademy.org/video?v=3ROWXs3jtQU
03:04
Mini-Video on Ion Size

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Correcting a mistake and learning a bit about ion size More free lessons at: http://www.khanacademy.org/video?v=HBi8xjMchZc
12:52
Keq Intuition (mathy and not necessary to progress)

504 views / 1 likes - added 9 years ago

A probabilistic look at how molecules react to develop the intuition behind the equilibrium constant formula. More free lessons at: http://www.khanacademy.org/video?v=ONBJo7dXJm8
14:43
Le Chatelier's Principle

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Le Chatelier's Principle regarding the "stressing" of reactions in equilibrium More free lessons at: http://www.khanacademy.org/video?v=4-fEvpVNTlE
18:37
Acid Base Introduction

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Arrhenius, Bronsted Lowry, and Lewis Acids and Bases. More free lessons at: http://www.khanacademy.org/video?v=vShCnTY1-T0
14:33
pKa and pKb Relationship

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The pKa and pKb relationship between conjugate acids and bases (both of which are weak). More free lessons at: http://www.khanacademy.org/video?v=3Gm4nAAc3zc
02:22
Hydrogen Peroxide Correction

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Correcting an error in the last video regarding hydrogen peroxide.
12:22
Exponential Decay Formula Proof (can skip, involves Calculus)

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Showing that N(t)=Ne^(-kt) describes the amount of a radioactive substance we have at time T. For students with background in Calculus. Not necessary for intro chemistry class. More free lessons at: http://www.khanacademy.org/video?v=H7nrVDV8ahc
15:24
PV-diagrams and Expansion Work

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Why work from expansion is the area under the curve of a PV-diagram More free lessons at: http://www.khanacademy.org/video?v=M5uOIy-JTmo
20:53 Popular
Carnot Cycle and Carnot Engine

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Introduction to the Carnot Cycle and Carnot Heat Engine More free lessons at: http://www.khanacademy.org/video?v=aAfBSJObd6Y
17:08
Proof: Volume Ratios in a Carnot Cycle

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Proof of the volume ratios in a Carnot Cycle More free lessons at: http://www.khanacademy.org/video?v=ixRtSV3CXPA
15:38
Proof: S (or Entropy) is a valid state variable

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Prroof that S (or entropy) is a valid state variable. More free lessons at: http://www.khanacademy.org/video?v=sPz5RrFus1Q
15:38
Thermodynamic Entropy Definition Clarification

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Clarifying that the thermodynamic definition of Entropy requires a reversible system. More free lessons at: http://www.khanacademy.org/video?v=PFcGiMLwjeY
08:56
More on Entropy

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More clarification as to what entropy is and what entropy is not. More free lessons at: http://www.khanacademy.org/video?v=dFFzAP2OZ3E
14:04
Efficiency of a Carnot Engine

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Definition of efficiency for a heat engine. Efficiency of a Carnot Engine. More free lessons at: http://www.khanacademy.org/video?v=M_5KYncYNyc
14:01
Carnot Efficiency 2: Reversing the Cycle

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Seeing how we can scale and or reverse a Carnot Engine (to make a refrigerator) More free lessons at: http://www.khanacademy.org/video?v=pQWwP7YYH6o
12:17
Carnot Efficiency 3: Proving that it is the most efficient

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Proving that a Carnot Engine is the most efficient engine More free lessons at: http://www.khanacademy.org/video?v=LUoUb4hGMH8
12:35
Heat of Formation

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Standard heat of formation or standard enthalpy change of formation. More free lessons at: http://www.khanacademy.org/video?v=PK_JXzYcme0
15:40
Hess's Law and Reaction Enthalpy Change

503 views / 0 likes - added 9 years ago

Using Hess's Law and standard heats of formation to determine the enthalpy change for reactions More free lessons at: http://www.khanacademy.org/video?v=chXMpDwjBDk
16:45
Empirical and Molecular Formulas from Stoichiometry

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Empirical and Molecular Formulas from Stoichiometry More free lessons at: http://www.khanacademy.org/video?v=FycJ8X67xEU
10:34
Molecular and Empirical Forumlas from Percent Composition

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Molecular and Empirical Forumlas from Percent Composition. Example 2.9 from Kotz Chemistry book More free lessons at: http://www.khanacademy.org/video?v=_H009sTvYE0
11:56
Price and Market Capitalization

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Introduction to price and market capitalization More free lessons at: http://www.khanacademy.org/video?v=fa-VZ-SDxgY
10:15
Earnings and EPS

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Earnings, EPS (earnings per share) and how they relate to the income statement and balance sheet More free lessons at: http://www.khanacademy.org/video?v=RouNXdkC0do
14:47
Introduction to the Price-to-Earnings Ratio

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Price to Earnings Ration (or P/E ratio). More free lessons at: http://www.khanacademy.org/video?v=cppxO67e6eo
15:34
P/E Discussion

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Discussion of the price-to-earnings ratio More free lessons at: http://www.khanacademy.org/video?v=V-rko8jgJ9o
10:31
ROA Discussion 1

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A discussion of the various ways to measure return on assets More free lessons at: http://www.khanacademy.org/video?v=Oh4H3BJX1ZI
13:41
P/E Conundrum

558 views / 0 likes - added 9 years ago

A situation where the price to earnings ratio seems to not fairly price an asset More free lessons at: http://www.khanacademy.org/video?v=VrFbXxkl9JU
14:07
EBITDA

446 views / 0 likes - added 9 years ago

Review of Enterprise Value and comparing it to EBITDA More free lessons at: http://www.khanacademy.org/video?v=v4Fq9LEspzw
06:50 Popular
Liar Truthteller Brain Teaser

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How to get correct advice when you can only ask one question from either a liar or a truthteller (when you don't know who is what) More free lessons at: http://www.khanacademy.org/video?v=69rDtSpshAw
11:13 Popular
Toggler Brain Teaser

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Separating the truthteller from the togglers! More free lessons at: http://www.khanacademy.org/video?v=l3OkPYhDi9w
16:59 Popular
Alien Abduction Brain Teaser

831 views / 1 likes - added 9 years ago

Saving Earth from becoming a mushroom farm. More free lessons at: http://www.khanacademy.org/video?v=K4pocYXOmTQ
12:09 Popular
Forehead Numbers Brain Teaser

753 views / 0 likes - added 9 years ago

The perfect logicians are at it again. More free lessons at: http://www.khanacademy.org/video?v=jqpQPxWj8gE
10:42
Path Counting Brain Teaser

643 views / 0 likes - added 9 years ago

Counting paths in a square More free lessons at: http://www.khanacademy.org/video?v=9QduzzW10uA
13:21
Inflation&Deflation 3: Obama Stimulus Plan

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Is the stimulus large enough to offset the demand shock caused by the contraction in credit? Will it lead to inflation? More free lessons at: http://www.khanacademy.org/video?v=sZRkERfzzn4
03:01
China Pegs to Dollar to Keep Trade Imbalance

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China Pegs to Dollar to Keep Trade Imbalance More free lessons at: http://www.khanacademy.org/video?v=uTlh861MtYk
12:29
Geithner Plan II

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More on the Geithner Plan. The problem of banks buying the assets from themselves. More free lessons at: http://www.khanacademy.org/video?v=n-arbfLTCtI
12:23
Statistics: Variance of a Population

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Variance of a population. More free lessons at: http://www.khanacademy.org/video?v=6JFzI1DDyyk
11:18
Statistics: Sample Variance

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Using the variance of a sample to estimate the variance of a population More free lessons at: http://www.khanacademy.org/video?v=Qf3RMGXR-h8
13:07
Statistics: Standard Deviation

478 views / 0 likes - added 9 years ago

Review of what we've learned. Introduction to the standard deviation. More free lessons at: http://www.khanacademy.org/video?v=HvDqbzu0i0E
12:17
Statistics: Alternate Variance Formulas

514 views / 0 likes - added 9 years ago

Playing with the formula for variance of a population. More free lessons at: http://www.khanacademy.org/video?v=sRVGcYGjUk8
12:04
Introduction to Random Variables

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Introduction to random variables and probability distribution functions. More free lessons at: http://www.khanacademy.org/video?v=IYdiKeQ9xEI
10:02
Probability Density Functions

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Probability density functions for continuous random variables. More free lessons at: http://www.khanacademy.org/video?v=Fvi9A_tEmXQ
14:53
Expected Value: E(X)

483 views / 0 likes - added 9 years ago

Expected value of a random variable

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