Search Results: "IIT JEE Position Vectors"
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06:43
IIT JEE Position Vectors
378 views / 0 likes  added2010 IIT JEE Paper 1 problem 32 Position Vectors More free lessons at: http://www.khanacademy.org/video?v=GDXyGy5TjnI

15:14
IIT JEE Trigonometry Problem 1
328 views / 0 likes  added2010 IIT JEE Paper I #29 Trigonometry problem More free lessons at: http://www.khanacademy.org/video?v=X7GT9JKoAbo

07:05
IIT JEE Integral Limit
335 views / 0 likes  added2010 IIT JEE Paper 1 #34 Integral Limit More free lessons at: http://www.khanacademy.org/video?v=pnwrNnZGVEw

12:49
IIT JEE Trigonometric Constraints
363 views / 0 likes  added2010 IIT JEE Paper 1 Problem 47 Trigonometric Constraints More free lessons at: http://www.khanacademy.org/video?v=EjtjdJZ2x8w

09:55
IIT JEE Trigonometric Maximum
363 views / 0 likes  added2010 IIT JEE Paper 1 Problem 48 Trigonometric Maximum More free lessons at: http://www.khanacademy.org/video?v=tzR9jUCSniQ

11:30
IIT JEE Lagrange's Formula
372 views / 0 likes  added2010 IIT JEE Paper 1 Problem 49 Lagrange's Formula More free lessons at: http://www.khanacademy.org/video?v=rndex9FCIdo

14:00
IIT JEE Differentiability and Boundedness
331 views / 0 likes  added2010 IIT JEE Paper 1 Problem 40 Differentiability and Boundedness More free lessons at: http://www.khanacademy.org/video?v=FIt1RNiCO6U

09:19
IIT JEE Trace and Determinant
185 views / 0 likes  added2010 IIT JEE Paper 1 Problem 43 Trace and Determinant More free lessons at: http://www.khanacademy.org/video?v=5S03uylNnQ

08:14
IIT JEE Divisible Determinants
186 views / 0 likes  added2010 IIT JEE Paper 1 Problem 44 Divisible Determinants 2 More free lessons at: http://www.khanacademy.org/video?v=9vlsBN3pFE0

09:29
IIT JEE Function Maxima
340 views / 0 likes  added2010 IIT JEE Paper 1 problem 36 Function Maxima More free lessons at: http://www.khanacademy.org/video?v=2E_DB5VuAoo

07:48
IIT JEE Diameter Slope
355 views / 0 likes  added2010 IIT JEE Paper 1 problem 37 Diameter Slope More free lessons at: http://www.khanacademy.org/video?v=pdXcf5ZWHf0

07:21
IIT JEE Complex Numbers (part 1)
359 views / 0 likes  added2010 IIT JEE Paper 1 Problem 39 Complex Numbers (part 1) More free lessons at: http://www.khanacademy.org/video?v=_5ei_I02huY

07:26
IIT JEE Complex Numbers (part 2)
387 views / 0 likes  added2010 IIT JEE Paper 1 Problem 39 Complex Numbers (part 2) More free lessons at: http://www.khanacademy.org/video?v=pQwoBOpVoWw

12:44
IIT JEE Circle Hyperbola Intersection
388 views / 0 likes  added2010 IIT JEE Paper 1 Problem 46 Circle Hyperbola Intersection More free lessons at: http://www.khanacademy.org/video?v=6g3DPg2HqGw

03:09
IIT JEE Complex Numbers (part 3)
323 views / 0 likes  added2010 IIT JEE Paper 1 Problem 39 Complex Numbers (part 3) More free lessons at: http://www.khanacademy.org/video?v=FwA_UZkIJM

10:26
IIT JEE Perpendicular Planes (Part 1)
384 views / 0 likes  added2010 IIT JEE Paper 1 #30 normal vector and planes (Part 1) More free lessons at: http://www.khanacademy.org/video?v=2u535HVJ_o

08:05
IIT JEE Perpendicular Plane (part 2)
305 views / 0 likes  added2010 IIT JEE Paper 1 #30 normal vector and planes (Part 2) More free lessons at: http://www.khanacademy.org/video?v=66pQLOGhk

09:54
IIT JEE Hairy Trig and Algebra (Part 2)
317 views / 0 likes  added2010 IIT JEE Paper 1 #38 Hairy Trig and Algebra (Part 2) More free lessons at: http://www.khanacademy.org/video?v=6t9ogglXNIM

06:28
IIT JEE Hairy Trig and Algebra (Part 3)
317 views / 0 likes  added2010 IIT JEE Paper 1 #38 Hairy Trig and Algebra (Part 3) More free lessons at: http://www.khanacademy.org/video?v=KVRpXvrsSKM

13:44
IIT JEE Integral with Binomial Expansion
373 views / 0 likes  added2010 IIT JEE Paper 1 Problem 41 Integral with Binomial Expansion and Algebraic Long Division More free lessons at: http://www.khanacademy.org/video?v=15sTDLrcp4

06:16
IIT JEE Circle Hyperbola Common Tangent Part 1
394 views / 0 likes  added2010 IIT JEE Paper 1 Problem 45 Circle Hyperbola Common Tan More free lessons at: http://www.khanacademy.org/video?v=MhLfun2Vask

10:45
IIT JEE Circle Hyperbola Common Tangent Part 2
383 views / 0 likes  added2010 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
IIT JEE Circle Hyperbola Common Tangent Part 3
360 views / 0 likes  added2010 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
IIT JEE Circle Hyperbola Common Tangent Part 4
353 views / 0 likes  added2010 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
IIT JEE Circle Hyperbola Common Tangent Part 5
448 views / 0 likes  added2010 IIT JEE Paper 1 Problem 45 Circle Hyperbola Common Tangent Part 5 More free lessons at: http://www.khanacademy.org/video?v=rPoqpQcgNv4

11:59
IIT JEE Symmetric and SkewSymmetric Matrices
221 views / 0 likes  added2010 IIT JEE Paper 1 Problem 42 Symmetric and SkewSymmetric Matrices More free lessons at: http://www.khanacademy.org/video?v=G6OoxGmJzuc

13:11
IIT JEE Algebraic Manipulation
328 views / 0 likes  added2010 Paper 1 problem 35 Algebraic Manipulation More free lessons at: http://www.khanacademy.org/video?v=zs5LM7dxyTo

13:43
IIT JEE Complex Root Probability (part 1)
336 views / 0 likes  added2010 Paper 1 problem 31 Math (part 1) More free lessons at: http://www.khanacademy.org/video?v=bV_HSZ_W0nk

08:24
IIT JEE Complex Root Probability (part 2)
386 views / 0 likes  added2010 Paper 1 problem 31 Math (part 2).avi More free lessons at: http://www.khanacademy.org/video?v=S3KMyYYGuPE

10:10
IIT JEE Hairy Trig and Algebra (part 1)
351 views / 0 likes  added2010 Paper 1 problem 38 Hairy Trig and Algebra.avi More free lessons at: http://www.khanacademy.org/video?v=dOxXl_6BDQc

02:55
Example Comparing X Components Of Vectors
248 views / 0 likes  addedExample comparing x components of vectors

09:01
Angles Of Vectors From Components
279 views / 0 likes  addedAngles of vectors from components

05:41
Understanding Multiplying Vectors By Scalars
272 views / 0 likes  addedUnderstanding multiplying vectors by scalars

06:22
Visually Adding And Subtracting Vectors
324 views / 0 likes  addedVisually adding and subtracting vectors

13:54
How Do You Design a Just Society?  Thought Experiment: The Original Position
229 views / 0 likes  addedThought Experiment: John Rawls’ Original Position Support us on Patreon! https://patreon.com/pbsideachannel We got merch! http://bit.ly/1U8fS1B Tweet us! http://bit.ly/pbsideachanneltwitter Idea Channel Facebook! http://bit.ly/pbsideachannelfacebook Talk

03:59
Vectors and Scalars  Physics
157 views / 0 likes  addedLearn the difference between vectors and scalars in this simple tutorial. Vectors have direction while scalars do not. You will be a physics expert in no time. My name is Chris and my passion is to teach math. Learning should never be a struggle which is

06:59
Unit Vectors
328 views / 0 likes  addedWhat unit vectors are and how to construct them More free lessons at: http://www.khanacademy.org/video?v=lQn7fksaDq0

25:11
Defining the angle between vectors
270 views / 0 likes  addedIntroducing the idea of an angle between two vectors More free lessons at: http://www.khanacademy.org/video?v=5AWob_z74Ks

12:54
Visualizing Vectors in 2 Dimensions
204 views / 0 likes  addedVisualizing, adding and breaking down vectors in 2 dimensions More free lessons at: http://www.khanacademy.org/video?v=xp6ibuI8UuQ

08:39
Introduction to Vectors and Scalars
191 views / 0 likes  addedDistance, displacement, speed and velocity. Difference between vectors and scalars More free lessons at: http://www.khanacademy.org/video?v=ihNZlp7iUHE

07:58
Unit Vectors and Engineering Notation
213 views / 0 likes  addedUsing unit vectors to represent the components of a vector More free lessons at: http://www.khanacademy.org/video?v=2QjdcVTgTTA

13:57
Linear Algebra: GramSchmidt example with 3 basis vectors
355 views / 0 likes  addedGramSchmidt example with 3 basis vectors More free lessons at: http://www.khanacademy.org/video?v=ZRRG386v6DI

10:06
Vectors And 2D Motion: Crash Course Physics #4
214 views / 0 likes  addedContinuing in our journey of understanding motion, direction, and velocity... today, Shini introduces the ideas of Vectors and Scalars so we can better understand how to figure out motion in 2 Dimensions. But what does that have to do with baseball? Or tw

27:01
Lin Alg: Representing vectors in Rn using subspace members
302 views / 0 likes  addedShowing that any member of Rn can be represented as a unique sum of a vector in subspace V and a vector in the orthogonal complement of V. More free lessons at: http://www.khanacademy.org/video?v=M6lFqkqvUgo

14:45
Distance Between Planes
349 views / 0 likes  added2010 IIT JEE Paper 1 Problem 51 Distance Between Planes More free lessons at: http://www.khanacademy.org/video?v=v8plb6V8BQo

12:58
Complex Determinant Example
365 views / 0 likes  added2010 IIT JEE Paper 1 Problem 53 Complex Determinant More free lessons at: http://www.khanacademy.org/video?v=E7OkUomRq1Q

14:18
Series Sum Example
361 views / 0 likes  added2010 IIT JEE Paper 1 Problem 54 Series Sum More free lessons at: http://www.khanacademy.org/video?v=A6fbDssPeac

12:59
Simple Differential Equation Example
287 views / 0 likes  added2010 IIT JEE Paper 1 Problem 56 Differential Equation More free lessons at: http://www.khanacademy.org/video?v=fqnPabGV6A4

11:03
Trigonometric System Example
378 views / 0 likes  added2010 IIT JEE Paper 1 Problem 55 Trigonometric System More free lessons at: http://www.khanacademy.org/video?v=Y2edg8Lpdc

09:13
Unit Vector Notation (part 2)
240 views / 0 likes  addedMore on unit vector notation. Showing that adding the x and y components of two vectors is equivalent to adding the vectors visually using the headtotail method More free lessons at: http://www.khanacademy.org/video?v=595Tiga1gIg

04:41
What is a vector?  David Huynh
232 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/whatisavectordavidhuynh Physicists, air traffic controllers, and video game creators all have at least one thing in common: vectors. But what exactly are they, and why do they matter? David Huynh explains h

10:14
Calculus Proof that a=v^2/r
244 views / 0 likes  addedUsing calculus and vectors to show that centripetal acceleration = v^2/r

09:20
2 dimensional projectile motion (part 1)
220 views / 0 likes  addedUsing vectors to solve 2 dimensional projectile motion problems

07:34
Vector Forces
93 views / 0 likes  addedEasy to understand 3D animations explaining force vectors.

14:25
Vector Triple Product Expansion (very optional)
402 views / 0 likes  addedA shortcut for having to evaluate the cross product of three vectors More free lessons at: http://www.khanacademy.org/video?v=b7JTVLc_aMk

18:53
Linear Algebra: Vector Triangle Inequality
253 views / 0 likes  addedProving the triangle inequality for vectors in Rn More free lessons at: http://www.khanacademy.org/video?v=PsNidCBr5II

11:16
Linear Algebra: Introduction to Orthonormal Bases
327 views / 0 likes  addedLooking at sets and bases that are orthonormal  or where all the vectors have length 1 and are orthogonal to each other. More free lessons at: http://www.khanacademy.org/video?v=7BFx8pt2aTQ

20:35
Linear Combinations and Span
214 views / 0 likes  addedUnderstanding linear combinations and spans of vectors More free lessons at: http://www.khanacademy.org/video?v=Qm_OS8COwU

16:53
Span and Linear Independence Example
226 views / 0 likes  addedDetermining whether 3 vectors are linearly independent and/or span R3 More free lessons at: http://www.khanacademy.org/video?v=9kW6zFK5E5c

14:20
Matrices to solve a vector combination problem
237 views / 0 likes  addedUsing matrices to figure out if some combination of 2 vectors can create a 3rd vector More free lessons at: http://www.khanacademy.org/video?v=gsNgdVdAT1o

09:54
Unit Vector Notation
207 views / 0 likes  addedExpressing a vector as the scaled sum of unit vectors More free lessons at: http://www.khanacademy.org/video?v=FaF3vezbSk

09:47
Calculating dot and cross products with unit vector notation
212 views / 0 likes  addedCalculating the dot and cross products when vectors are presented in their x, y, and z (or i,j, and k) components. More free lessons at: http://www.khanacademy.org/video?v=enr7JqvehJs

18:09
Proof: Relationship between cross product and sin of angle
283 views / 1 likes  addedProof: Relationship between the cross product and sin of angle between vectors More free lessons at: http://www.khanacademy.org/video?v=7MKA2QlKvHc

05:24
Gradients and Partial Derivatives
93 views / 0 likes  added3D visualization of partial derivatives and gradient vectors. My Patreon account is at https://www.patreon.com/EugeneK

11:35
Null Space 3: Relation to Linear Independence
264 views / 0 likes  addedUnderstanding how the null space of a matrix relates to the linear independence of its column vectors More free lessons at: http://www.khanacademy.org/video?v=vFctYRhK2M0

12:07
Linear Algebra: Transpose of a Vector
286 views / 0 likes  addedTranspose of a column vector. Matrixmatrix products using vectors More free lessons at: http://www.khanacademy.org/video?v=lSoaMCNKfAg

21:38
Linear Algebra: Determinant and area of a parallelogram
410 views / 0 likes  addedRealizing that the determinant of a 2x2 matrix is equal to the area of the parallelogram defined by the column vectors of the matrix More free lessons at: http://www.khanacademy.org/video?v=nS63_goDFg

04:08
Cross Product and Dot Product: Visual explanation
89 views / 0 likes  addedVisual interpretation of the cross product and the dot product of two vectors. My Patreon page: https://www.patreon.com/EugeneK

02:16
How Do We Measure the Distance to Stars?
112 views / 0 likes  addedThe answer lies in the tiny shifts we see in a star's position as Earth revolves around the sun.

21:46
Quantum Operators
93 views / 0 likes  addedQuantum Operators for measurements of Energy, Position, and Momentum in Quantum Physics. My Patreon page is at https://www.patreon.com/EugeneK

09:21
Water Demonstrations part twoHero's Fountain // Homemade Science with Bruce Yeany
70 views / 0 likes  addedHero's fountain is a device that lifts water to a higher height that it's origin in order to move to a lower position. This simple device was invented almost 2000 years ago and has several variations in making it but they all operate using the same concep

01:45
Fish Hammer
244 views / 0 likes  addedPeople love to break ocean stuff. The Fish Hammer empowers fish to break people stuff. As Smashie swims around the aquarium, his position is tracked with a webcam, using software written in C++ using openFrameworks and OpenCV. The hammer follows him aroun

03:28
The Beatles  Revolution
175 views / 0 likes  addedThe Beatles 1 Video Collection is Out Now. Get your copy here: http://thebeatles1.lnk.to/DeluxeBluRay “When you talk about destruction, don’t you know that you can count me out" “I did the slow version and I wanted it out as a single: as a statement of Th

08:20
How To Survive A Plane Crash!?  Myths Debunked
98 views / 0 likes  addedIt's something we've all worried about  will the plane you’re on crash in a horrible accident killing everyone on board? But is the brace position we’re all told to use actually designed to kill us? And where exactly should you sit on a plane to increase

01:22
Mathemagic  (a+b)²=a²+2ab+b²  But Why?
189 views / 0 likes  addedhttp://www.youtube.com/watch?v=sv2iHQIpZW8  Pythagoras Theorem explained by Bawa. One of the elementary formula in high school mathematics, most of us know this formula. But do we actually know why? In this video Khurshed Batliwala, fondly called as Bawa

06:39
Pythagoras Theorem Explained  Mathemagic with Bawa
185 views / 0 likes  addedhttp://www.youtube.com/watch?v=49_TJymgXgM  Mathemagic  (a+b)²=a²+2ab+b²  But Why? One of the elementary formula in high school mathematics, most of us know this formula. But do we actually know why? In this video Khurshed Batliwala, fon

01:07
This Vending Machine Takes Bottles And Gives Food To Stray Dogs In Exchange
581 views / 2 likes  addedA company in Turkey called Pugedon has created a somewhat bizarre but effective way to kill two birds with one stone – their vending machine in Istanbul takes bottles deposited for recycling and dispenses food for the city’s stray dogs. The ma
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06:56
Inverters, How do they work ?
171 views / 0 likes  addedInverters have taken a prominent role in the modern technological world due to the sudden rise of electric cars and renewable energy technologies. Inverters convert DC power to AC power. They are also used in Uninterruptible Power Supplies, Control of Ele

24:12
How to Solve a Rubik's Cube  WIRED
62 views / 0 likes  addedWIRED's Robbie Gonzalez learned to solve a Rubik's cube from Tyson Mao, one of the cofounders of the World Cube Association. In two weeks, Robbie got his solve time down from 45 minutes with Tyson, to 20 minutes on his own, to under a minute on average.

02:58
Toy PhysicsRollback Toy ChallengeHomemade Science with Bruce Yeany
319 views / 1 likes  addedThe rollback toy idea is put to the test to see how far we can get it to travel when powered by just three rubber bands. It is a great example of changing potential mechanical energy into kinetic motion energy. Fine tuning and given a long and wide enough

05:53
How does a Stepper Motor work ?
23 views / 0 likes  addedWe thank our patrons for making LE's educational service sustainable. Please support us at Patreon.com so that we will have the capability to release 2 videos/month.https://www.patreon.com/LearnEngineeringStepper motors are the one of the most widely used

05:16
Scientific Poster  What is this thing?!
163 views / 0 likes  addedWhat are scientific posters and how are they used? And which snack should you position yourself by for maximum poster exposure? Trying to document grad school one YouTube video at a time, from lab equipment to genetics lessons to interviews with other stu

04:44
What Is The Heisenberg Uncertainty Principle?  Chad Orzel
242 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/whatistheheisenberguncertaintyprinciplechadorzel The Heisenberg Uncertainty Principle states that you can never simultaneously know the exact position and the exact speed of an object. Why not? Because ev

01:36
Fetching Omnicopter
134 views / 0 likes  addedFetching Omnicopter We have developed a computationally efficient trajectory generator for six degreesoffreedom multirotor vehicles, i.e. vehicles that can independently control their position and attitude. The trajectory generator is capable of generat

05:13
How does impeachment work?  Alex Gendler
194 views / 0 likes  addedCheck out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/howdoesimpeachmentworkalexgendler For most jobs, it’s understood that you can be fired – whether for crime, incompetence, or just poor performance.

06:09
Free Immersion Diver Goes 107 Meters Deep (351 ft)
106 views / 0 likes  addedOn the very last day of #VB2018 Alessia Zecchini cements her position as the winner among the female athletes and the absolute overall points winner for the entire competition (including beating the men!) Diveye Cinematography & Technology: Michal Bi

04:23
The Sun’s Surprising Movement Across The Sky  Gordon Williamson
220 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/thesunssurprisingmovementacrosstheskygordonwilliamson Suppose you placed a camera at a fixed position, took a picture of the sky at the same time every day for an entire year, and overlaid all of the ph

02:11
Ride of the Valkyries  TrackMania
343 views / 1 likes  addedI created a race track matching "Ride of the Valkyries" by Richard Wagner using TrackMania's level editor. When I learned TrackMania had a deterministic physics engine I instantly wanted to try this. Turns out 3D music synchronization is more complicated
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02:08
Mysteries Of Vernacular: Lady  Jessica Oreck And Rachael Teel
224 views / 0 likes  addedView full lesson: http://ed.ted.com/lessons/mysteriesofvernacularladyjessicaoreckandrachaelteel Why do we call women ladies? Well, etymologicallyspeaking, the word comes from the Old English words for hlaf (bread) and daege (maid), which, combine

15:13
Numbers And Free Will  Numberphile
248 views / 0 likes  addedArtificial Intelligence gets Edward Frenkel thinking about vectors and numbers  and the nature of human existence!? Extra interview footage: http://youtu.be/HctVeOR1tmU More Numberphile videos with Prof Frenkel: http://bit.ly/Frenkel_Playlist Prof Fren

01:39
Robot Learns to Flip Pancakes
193 views / 0 likes  addedPancake day special! The video shows a Barrett WAM robot learning to flip pancakes by reinforcement learning. The motion is encoded in a mixture of basis force fields through an extension of Dynamic Movement Primitives (DMP) that represents the synergies

03:35
Identical track race science /// Homemade Science with Bruce Yeany
320 views / 0 likes  addedTwo identical tracks have several marked release points, what position on the curved path will get a ball to the bottom of the track the quickest. The movement on the tracks can be compared to the movement of pendulums and to the movement of balls down a

02:29
Division with Zero  Maths Tricks #4
186 views / 0 likes  addedIn this video Bawa first explains what is division and then goes on to talk about division by zero. You will understand exactly why anything divided by zero is not defined, zero divided by anything is zero and zero divided by itself is indeterminate. This

13:39
Learn how computers add numbers and build a 4 bit adder circuit
209 views / 0 likes  addedLet's build a circuit that adds numbers! Binary addition is even easier than decimal addition since you don't have to know how to add numbers larger than 1. Support me on Patreon: https://www.patreon.com/beneater You can get all the components used in thi

22:11
gconjecture  Numberphile
101 views / 0 likes  addedDiscussing hvectors and the gconjecture. Featuring June Huh from the Institute for Advanced Study at Princeton University. More links & stuff in full description below ↓↓↓ A little extra bit from this interview: https://youtu.be/cFKGX3vAs_Q Shapes in hi

02:40
Teleoperated Young Child Robot
329 views / 1 likes  addedCite this contribution  Teleoperation: "Telexistence and Teleoperation for Walking Humanoid Robots" online at https://arxiv.org/abs/1809.01578  Walking: "A Benchmarking of DCM Based Architectures for Position and Velocity Controlled Walking of Humanoid
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01:02 New
'Invisibility cloak' that could hide tanks and troops looks closer to reality
38 views / 0 likes  addedHarry Potter’s ‘invisibility cloak’ appears closer to reality as Canadian camouflage manufacturer Hyperstealth Biotechnology has applied for patents on its ‘Quantum Stealth’ material. The ‘inexpensive and paperthin&rsq

13:21
Twin paradox: the real explanation
48 views / 0 likes  addedThere is no more famous conundrum in special relativity than the Twin Paradox. One twin travels at great distance at the speed of light and returns, much younger than the other twin. Yet who is moving and who isn’t? It is commonly claimed that accelera

05:23
Horizontal Barking Dog  Periodic Table Of Videos
290 views / 0 likes  addedIt's our favourite "Barking Dog" experiment  but in a new position. Previous Barking Dog videos: http://bit.ly/Barking_Dog Featuring The Professor (Sir Martyn Poliakoff) and senior technician Neil Barnes. More chemistry at http://www.periodicvideos.com/

01:00
Tons of planets can support life. Kepler Orrery IV
399 views / 0 likes  addedAll of the Kepler multiplanet systems (1705 planets in 685 systems as of 24 November 2015) on the same scale as the Solar System (the dashed lines). The size of the orbits are all to scale, but the size of the planets are not. For example, Jupiter is act
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04:19 Popular
How do Cats Use Their Whiskers? SlowMotion  Cats Uncovered  BBC
741 views / 6 likes  addedHow do cats use their whiskers to catch their prey? Using slow motion you can see the whiskers move into an attack position... Taken from Cats Uncovered. Subscribe to BBC Earth: http://www.youtube.com/subscription_center?add_user=BBCEarth BBC Earth YouTub
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04:43
Re: The Trouble With The Electoral College – Cities, Metro Areas, Elections and The United States
318 views / 0 likes  addedDiscuss this video: http://reddit.com/r/cgpgrey The Trouble with The Electoral College: https://www.youtube.com/watch?v=7wC42HgLA4k How the Electoral College Works: https://www.youtube.com/watch?v=OUS9mM8Xbbw This vlog is a bit of a mess, but as the sayin

01:21
Mussolini Speaks to the Americans  1927
107 views / 0 likes  addedWell, I don't like making subtitles/translations for speeches, so this is my last one. Just made this one to greet the Americans for being the country where most of my subscribers and views come from! This one went down in History as the very first newsre

05:45
Visualization of Torques (Moments)
143 views / 0 likes  addedThis video demonstrates the concept of Torque, a.k.a. Moment or Moment of force. Visit my homepage, http://www.zutopedia.com/udia.html, or read about my latest book http://www.zutopedia.com Here are some notes: 1) Torques are often mentioned in context of

14:53
How To Draw Big Nate
319 views / 0 likes  addedLearn how to draw Big Nate! Once you're finished drawing him, trying drawing him in a different position. You can use the books or website to reference! http://www.bignatebooks.com EMAIL A PHOTO OF YOUR ART: myart@artforkidshub.com MAIL US YOUR ART: Art f

02:04
The Untold Story of the Woman Who Saved Abraham Lincoln’s Life
187 views / 0 likes  addedWhen Kate Warne first applied for a position at the Pinkerton Detective Agency, she was laughed at. Still, she persevered and soon became America’s first female detective. During her time at the agency, she uncovered a plot to assassinate Abraham Lincoln

39:54
Pastry Chef Attempts to Make Gourmet Twix  Gourmet Makes  Bon Apptit
58 views / 0 likes  addedTwix. Theyve been at the heart of a debate that goes back more than five decades. Lines have been drawn so intractable that friendships, relationships, even nations have been ruined. Who could forget the Great Twix Battle between the UK and Finland in 198

06:51
NOVA  Zombies and Calculus (Part 2)  PBS
385 views / 2 likes  addedYou're being chased by zombies, and understanding tangent vectors may save your life. NOVA Facebook: https://www.facebook.com/NOVAonline NOVA Twitter: https://www.twitter.com/novapbs PRODUCTION CREDITS Produced by Ari Daniel www.aridanielshapiro.com Follo

03:26
Cyborg Botany: Augmented plants as sensors, displays, and actuators
45 views / 0 likes  addedPlants can sense the environment, other living entities and regenerate, actuate or grow in response. Our interaction and communication channels with plant organisms in nature are subtle  whether it be looking at their color, orientation, moisture, positi

04:38
Curiosity gets a gravimeter—repurposed instrument can now measure rock density
51 views / 0 likes  addedThe Curiosity rover landed on Mars without a gravimeter on board. But researchers realized that its accelerometersnormally used to determine the position of the rovercould be repurposed to measure the density of the rock it was passing over. These mea

03:28
Wireless Power Transfer
207 views / 0 likes  addedWireless power delivery has the potential to seamlessly power our electrical devices as easily as data is transmitted through the air. However, existing solutions are limited to near contact distances and do not provide the geometric freedom to enable aut

04:52
How Small is an Atom?
81 views / 0 likes  addedThe size of an atom is only a few angstroms at most  there are 10 billion angstroms in 1 meter. This video also goes the basic parts of an atom (protons, neutrons, and electrons) and why the traditional model of the atom is not correct. Electrons are unp

03:17
Jupiter's Moon IO is a World of Fire and Lava  The Planets  BBC Earth
46 views / 0 likes  addedIo is the closest of Jupiters larger moons and the most volcanic world in our solar system, with over 300 active volcanoes, thanks to its proximity to the huge gravitational pull of Jupiter.Subscribe: http://bit.ly/BBCEarthSub Watch more: Planet Earth htt

01:47
Presidential Punch Out  The Powerpuff Girls  Cartoon Network
291 views / 0 likes  addedBlossom begins her campaign for the position of Student Body President. CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/1TxN5BJ About The Powerpuff Girls: About The Powerpuff Girls: Accidentally created in a lab

06:09
Hydrodynamic Levitation!
76 views / 0 likes  addedOn a stream of water you can levitate light balls of all sizes and even disks and cylinders. The mechanism is not the Bernoulli effect... Want to make this at home? https://youtu.be/BppcHF2EdAY My friend Blake from InnoVinci emailed me with a cool idea fo

06:14
Will Robots Become Conscious?
174 views / 0 likes  addedWhat makes a brain or machine conscious? Will robots become more conscious than we are? One theory, which can actually calculate consciousness, is beginning to provide some answers. Subscribe: http://youtube.com/whatthephysics?sub_confirmation=1 ↓Want mor

02:42
So What If I Look Different?
146 views / 0 likes  addedBy Pierce  Ready to "wear it out loud?” Merch store open, SHOP NOW: http://bit.ly/storyboothmerch  Subscribe: http://bit.ly/sub2storybooth  Record your story @ https://storybooth.com or our iPhone app for a chance to get animated. Comment, like, share

04:02
Why Are Mosquitoes So Good At Carrying Disease?
236 views / 1 likes  addedMosquitoes are one of the most annoying bugs on this planet, but they are also one of the most deadly. Why are they so good at carrying diseases? Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG Why Can’t We Get Rid of Mosquitoes ►►►►ht

02:54
(ESL) Chimp's Memory
117 views / 0 likes  addedTRANSCRIPT Chimp's Memory (2:54) 1. Professor is that as soon as Tetsuro Matsuzawa at the Kyoto Primate Research Institute in Japan has devised a memory test for the chimpanzees. 2. His star pupil is a sevenyearold chimpanzee. 3. Show him the numbers 1

06:21
Your Body's Molecular Machines
43 views / 0 likes  addedThese are the molecular machines inside your body that make cell division possible. Animation by Drew Berry at the Walter and Eliza Hall Institute of Medical Research. http://wehi.tv Special thanks to Patreon supporters: Joshua Abenir, Tony Fadell, Donal

30:34
Princess Trixie Sparkle  Episode 3  Escape from the Archives
151 views / 0 likes  addedAt long last we here at PTS present to you Princess Trixie Sparkle Episode 3: Escape from the Archives The morning after the switch, Twilight learns that Applejack and Fluttershy are staying in Ponyville and once in Canterlot Pinkie Pie and Rarity also go

02:38
On Saturn It Occasionally Rains Diamonds. The Planets  BBC Earth
33 views / 0 likes  addedOn Saturn it occasionally rains diamonds. Narrated by Brian Cox.Subscribe: http://bit.ly/BBCEarthSub Watch more: Planet Earth http://bit.ly/PlanetEarthPlaylist Blue Planet http://bit.ly/BluePlanetPlaylist Planet Earth II http://bit.ly/PlanetEarthIIPlaylis

02:41
How Humans Made Malaria So Deadly
497 views / 2 likes  addedThanks to http://www.givewell.org/ for sponsoring this video! To learn more about the Against Malaria Foundation, visit: http://www.givewell.org/AMF or https://www.againstmalaria.com. Thanks also to our supporters on https://www.patreon.com/MinuteEarth __
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02:48
A Moment in The Sun  The Planets  BBC Earth
57 views / 0 likes  addedWhen the Sun first formed, there were no planets to see it rise until gravity formed four planetary siblings. Narrated by Brian Cox.Subscribe: http://bit.ly/BBCEarthSub Watch more: Planet Earth http://bit.ly/PlanetEarthPlaylist Blue Planet http://bit.ly/B

04:53
Following The Sun: Crash Course Kids #8.2
545 views / 1 likes  addedHave you ever wondered why your shadow is longer sometimes and shorter others? It turns out it all has to do with that marvelous big ball of light in the sky; The Sun! This first series is based on 5th grade science. We're super excited and hope you enjoy

03:31
The Ecliptic: Crash Course Kids #37.2
233 views / 0 likes  addedSo, what is the Ecliptic? Well, it has to do with the Zodiac constellations and our sun and how they move in relation to one another. It's kind of cool! In this episode, Sabrina chats about this imaginary line called the Ecliptic and its cycle in the sky.
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04:59
Super Stars (Constellations): Crash Course Kids #31.1
472 views / 0 likes  addedSo, you know about stars. But what if those stars formed a super group like The Avengers? Well, then you have a Constellation! In this episode of Crash Course Kids, Sabrina chats about stars, constellations, and how humans have used constellations to tell
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03:49
Constellation Location: Crash Course Kids #31.2
394 views / 0 likes  addedLet's say you're looking for a specific constellation in the sky, but can't find it? That could be because you're on the wrong part of the planet to see it. In this episode of Crash Course Kids, Sabrina talks about how the Earth's rotation and axis can af
Featured 
03:19
What do the Northern Lights Reveal?  The Planets  BBC Earth
43 views / 0 likes  addedThe solar winds scatter electrically charged particles that would hit and ravage the Earth were it not for its magnetic field. This is what the Northern Lights reveal and one of the reasons why life is able to exist on our planet. Featuring, Brian Cox. Su

04:09
The Zodiac Constellations: Crash Course Kids #37.1
430 views / 0 likes  addedWe've talked about constellations; groups of stars in the night sky that we assign names to. But there are a certain group of special constellations called The Zodiac that Sabrina is going to chat about. Gemini, Sagittarius, Scorpio? You've heard of them
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03:37
Up, Up & Away: Crash Course Kids #16.2
409 views / 0 likes  addedSo... what makes the wind? You might be surprised to learn that it has to do with two of Earth's spheres; The Hydrosphere and the Geosphere. In this episode of Crash Course Kids, Sabrina takes us to the beach to chat about how the wind comes into being an
Featured 
05:27
Converting Directly From Binary To Hexadecimal  PreAlgebra  Khan Academy
236 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/exponentsradicals/Worldofexponents/v/exponentswarmup?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/prealgebra/app

18:28
18 FASCINATING TRICKS TO TRY
90 views / 0 likes  addedAWESOME TRICKS AND KIDS GAMES FOR YOU TO TRY There are so many cool ideas in this video for those who feel bored. Smart games, amazing origami crafts, and even some ancient philosophy! At the very beginning of this video, we prepared for you a lot of cool

04:01
Earth's Rotation & Revolution: Crash Course Kids 8.1
584 views / 1 likes  addedSo, have you ever wondered why we have seasons? Or maybe where the sun goes when it's night time? *Hint: It doesn't actually go anywhere* In this episode of Crash Course Kids, Sabrina talks about the Earth's rotation and revolution and how these things co

03:22
A Disease's Guide to World Domination
63 views / 0 likes  addedGet 3 weeks of free access to CuriosityStream by visiting http://curiositystream.com/minute and using the promo code "minute" There's something surprising that helps determine how damaging a disease is: distance. Thanks also to our Patreon patrons https:/

08:30
Multiplying And Dividing Negative Numbers  PreAlgebra  Khan Academy
297 views / 0 likes  addedMultiplying and dividing negative numbers Watch the next lesson: https://www.khanacademy.org/math/arithmetic/absolutevalue/abs_value_tutorial/v/absolutevalueandnumberlines?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous less

03:00
Inverse Property Of Addition  Arithmetic Properties  PreAlgebra  Khan Academy
328 views / 0 likes  addedThe simple idea that a number plus its negative is 0 Watch the next lesson: https://www.khanacademy.org/math/prealgebra/orderofoperations/arithmetic_properties/v/inversepropertyofmultiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra M

09:17
Unit Conversion Within The Metric System  PreAlgebra  Khan Academy
259 views / 0 likes  addedMetric unit conversion Watch the next lesson: https://www.khanacademy.org/math/prealgebra/ratesandratios/metricsystemtutorial/v/convertingwithinthemetricsystem?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? http

02:48
Adding In Binary  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
331 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/binarymultiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/

07:34
Hexadecimal Number System  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
301 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/decimaltobinary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math

10:00
Introduction To Number Systems And Binary  PreAlgebra  Khan Academy
233 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/hexadecimalnumbersystem?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.

03:57
Seasons And The Sun: Crash Course Kids 11.1
533 views / 0 likes  addedUpdated with graphics fixed. Thanks for pointing that out! Ever wonder why we have seasons? A lot of people think it's because the Earth gets further away from the sun in winter, and closer in the summer. But, it's actually more interesting than that. In

03:43
Converting From Decimal To Hexadecimal Representation  PreAlgebra  Khan Academy
238 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/binaryaddition?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/p

03:52
Converting From Decimal To Binary  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
308 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/largenumberdecimaltobinary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanaca

03:33
Why No Polar Pineapples: Crash Course Kids #11.2
339 views / 0 likes  addedPlants are amazing. Really! Photosynthesis is an incredible thing. But it also means that some plants can't live everywhere. They need to get the right amount of sunlight for the right amount of time. In this episode of Crash Course Kids, Sabrina chats ab

06:17
Solving Percent Problems  Decimals  PreAlgebra  Khan Academy
279 views / 0 likes  addedWe'll use algebra to solve this percent problem. Watch the next lesson: https://www.khanacademy.org/math/prealgebra/decimalsprealg/percentwordprobsprealg/v/solvingpercentproblems2?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the

11:09
Top 10 Maps That Will Change The Way You See The World
107 views / 0 likes  addedFrom politics to pop culture to history, maps can teach us exactly what people think and thought. Prepare to be amazed by these top 10 maps that will change how you see the world. Subscribe for more! ► https://goo.gl/pgcoq1 ◄ Stay updated ► https://goo.gl

05:12
History through the eyes of a chicken  Chris A. Kniesly
143 views / 0 likes  addedCheck out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/historythroughtheeyesofachickenchrisakniesly The Ancient Egyptian king Thutmose III described the chicken as a marvelous foreign bird that “giv

03:33
Land And Water: Crash Course Kids #16.1
470 views / 0 likes  addedRemember Sol, the closest star to Earth? We like to call it The Sun and we haven't talked about it in a little while. One interesting thing about the energy we get from the sun is that it's not absorbed the same way by different materials. In fact, even a

03:09
Simplifying Square Roots  Exponents, Radicals, And Scientific Notation  PreAlgebra  Khan Academy
373 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/radicalradicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.kh

02:41
Ai Weiwei: Life Cycle
80 views / 0 likes  addedAi Weiwei (b. 1957 in Beijing; lives and works in Berlin) is widely recognized around the globe for his conceptual installations that catalyze dialogue between the contemporary world and traditional Chinese modes of thought and production. The prolific ar

09:36
Negative Numbers Introduction  Negative Numbers And Absolute Value  PreAlgebra  Khan Academy
262 views / 0 likes  addedMysterious negative numbers! What ARE they? They are numbers less than zero. If you understand the nature of below zero temperatures, you can understand negative numbers. We'll help. Practice this lesson yourself on KhanAcademy.org right now: https://www.

12:49
Scientific Notation Examples  PreAlgebra  Khan Academy
272 views / 0 likes  addedMore scientific notation examples Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/scientificnotation/e/scientific_notation?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra W

09:16
Adding/subtracting Negative Numbers  PreAlgebra  Khan Academy
311 views / 0 likes  addedAdding and subtracting negative numbers Watch the next lesson: https://www.khanacademy.org/math/prealgebra/negativesabsolutevalueprealg/multdivnegativesprealg/v/multiplyingpositiveandnegativenumbers?utm_source=YT&utm_medium=Desc&utm_campaign=

05:20
Order Of Operations: PEMDAS  Arithmetic Properties  PreAlgebra  Khan Academy
265 views / 0 likes  addedWork through another challenging order of operations example with only positive numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/orderofoperations/order_of_operations/e/order_of_operations

03:21
Introduction To Perimeter  Measurement  PreAlgebra  Khan Academy
225 views / 0 likes  addedFind perimeter by adding sidelengths of various figures. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/measurement/perimeter/e/perimeter_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Wa

02:05
Think You're 'DoubleJointed'? You're Not. Here's What's Actually Going On
174 views / 0 likes  addedHaving joint hypermobility might be a fun party trick, but do you know what it does to your body? Why Do We Get Goosebumps?  https://youtu.be/JHJhgDOySC0 Sign Up For The Seeker Newsletter Here  http://bit.ly/1UO1PxI Read More: Why Are Some People Double

05:51
Equivalent Fractions  Fractions  PreAlgebra  Khan Academy
308 views / 0 likes  addedIntroduces the concept of equivalent fractions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/equivalentfractionsprealg/e/equivalent_fractions?utm_source=YT&utm_medium=Desc&utm

03:36
Approximating Irrational Number Exercise Example  PreAlgebra  Khan Academy
262 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/orderofoperations/rationalirrationalnumbers/e/approximatingirrationalnumbers?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex

03:53
Plotting Basic Fractions On The Number Line  Fractions  PreAlgebra  Khan Academy
334 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/understandingfractionsprealg/e/fractions_on_the_number_line_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex

09:50
Adding And Subtracting Fractions  Fractions  PreAlgebra  Khan Academy
398 views / 1 likes  addedHow to add and subtract fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/fractionsunlikedenomprealg/e/adding_fractions?utm_source=YT&utm_medium=Desc&utm_campaign=PreA

02:07
Percentage Of A Whole Number  Decimals  PreAlgebra  Khan Academy
209 views / 0 likes  addedWe hope you're beginning to see that there's more than one way to skin a cat. In other words, there are several different ways to solve problems involving percentages, decimals, and fractions. Watch as find the percentage of a whole number. Watch the next

04:51
Cube Root Of A Nonperfect Cube  PreAlgebra  Khan Academy
298 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/cuberoottutorial/e/cube_roots?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.khanacadem

01:11
Subtracting Decimals: Example 1  Decimals  PreAlgebra  Khan Academy
266 views / 0 likes  addedSubtracting decimals...up to the hundredths placement. Line up those decimals before you start. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimalsprealg/addingdecimalsprealg/e/subtracting

05:34
Multiplying Positive And Negative Numbers  PreAlgebra  Khan Academy
251 views / 0 likes  addedLearn some rules of thumb for multiplying positive and negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/absolutevalue/mult_div_negatives/e/multiplying_and_dividing_negative_numbers?

04:33
Multiplying Negative And Positive Fractions  Fractions  PreAlgebra  Khan Academy
301 views / 0 likes  addedSee examples of multiplying and dividing fractions with negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/multiplyingfractionsprealg/e/multiplying_fractions?utm_

06:29
Multiplying Decimals: Place Value And Reordering  Decimals  PreAlgebra  Khan Academy
320 views / 0 likes  addedWe want you to develop an intuition about how to work with decimals. Understanding how you can rewrite decimals by considering the place value will help you multiply! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/

09:43
Exponent Rules Part 1  Exponents, Radicals, And Scientific Notation  PreAlgebra  Khan Academy
307 views / 0 likes  addedIntroduction to exponent rules Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/exponentproperties/e/exponent_rules?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the

02:04
Ratio Word Problem: Boys To Girls  PreAlgebra  Khan Academy
255 views / 0 likes  addedIn this example, we are given a ratio and then asked to apply that ratio to solve a problem. No problem! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/ratesandratios/ratios_and_proportions/e/rat

02:39
Comparing Decimals: Ordering From Least To Greatest  Decimals  PreAlgebra  Khan Academy
298 views / 0 likes  addedThis is a fun example where we reorder decimals from smallest to largest. You're looking for the place value that is the most significant, and then working backwards. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/

03:50
Introduction To Multiplying Decimals  Decimals  PreAlgebra  Khan Academy
311 views / 0 likes  addedMultiplying decimals can be confusing because there's always the question as to where the decimals goes in the answer. We're about to show you so you'll never have to question it again! Practice this lesson yourself on KhanAcademy.org right now: https://w

20:48
Introduction To Scientific Notation  PreAlgebra  Khan Academy
331 views / 0 likes  addedIntroduction to scientific notation. An indepth discussion about why and how scientific notation is used. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/scientificnotation/e/sc

03:38
Math Patterns Example 1  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
262 views / 0 likes  addedPart of our exploration of math is learning to identify patterns among numbers. Can you see the pattern in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/mathpatterns?utm_source=YT&utm_mediu

08:13
Prime Numbers  Factors And Multiples  PreAlgebra  Khan Academy
281 views / 0 likes  addedWhat does it mean to be a prime number? Let's progress though some whole numbers and ask ourselves if they meet the criteria. What is the criteria you ask? Watch. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

03:03
Introduction To Exponents  PreAlgebra  Khan Academy
268 views / 0 likes  addedTaking an exponent is basically the act of repeated multiplication. You know how to multiply, right? If so, understanding exponents is completely within your grasp! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/ma

05:41
Math Patterns Example 2  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
273 views / 0 likes  addedWe continue to strengthen our skill in identifying patterns. This time we'll use a table to track the pattern. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/mathpatterns?utm_source=YT&utm_medium=Desc&utm

04:00
Finding Factors And Multiples  Factors And Multiples  PreAlgebra  Khan Academy
374 views / 0 likes  addedTo find the factors of a number means to find all the whole numbers that the number in question is divisible by. Can you help us find the factors in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

14:13
Introduction To Ratios  Ratios, Proportions, Units, And Rates  PreAlgebra  Khan Academy
360 views / 0 likes  addedWhat a ratio is. Simple ratio problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/ratesandratios/ratios_and_proportions/e/ratio_word_problems?utm_source=YT&utm_medium=Desc&utm_campaign=PreAl

09:45
Simplifying Radicals  Exponents, Radicals, And Scientific Notation  PreAlgebra  Khan Academy
332 views / 1 likes  addedUsing exponent rules to simplify radicals or square roots Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/radicalradicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm

09:23
Converting Fractions To Decimals  Decimals  PreAlgebra  Khan Academy
327 views / 1 likes  addedHow to express a fraction as a decimal Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimalsprealg/decimaltofractionprealg/e/converting_fractions_to_decimals?utm_source=YT&utm_medium=Desc&u

04:20
Dividing A Whole Number By A Decimal  Decimals  PreAlgebra  Khan Academy
301 views / 1 likes  addedWhen dividing a whole number by a decimal, you're going to need to change that decimal into a whole number. How? We'll show you. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimalsprealg/divi

04:17
Introduction To Area And Unit Squares  Measurement  PreAlgebra  Khan Academy
235 views / 0 likes  addedCover figures with square units to find their area. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/measurement/areabasics/e/measuringareawithunitsquares?utm_source=YT&utm_medium=Desc&utm_campa

07:14
Negative Exponents  Exponents, Radicals, And Scientific Notation  PreAlgebra  Khan Academy
315 views / 0 likes  addedHow does a negative exponent affect our answer? Before you assume that the answer must be negative, think again! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/negativeexponents

09:29
Dividing Decimals With Hundredths Example 3  Decimals  PreAlgebra  Khan Academy
288 views / 0 likes  addedThe old saying is "practice makes perfect." Let's keep practicing dividing decimals and making our divisor a whole number. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimalsprealg/dividingd

09:15
Mixed Numbers And Improper Fractions  Fractions  PreAlgebra  Khan Academy
312 views / 0 likes  addedConverting mixed numbers to improper fractions and improper fractions to mixed numbers Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/mixednumbersprealg/e/converting_mixed_numb

02:28
The Real Reason Birds Fly In A VFormation
354 views / 0 likes  addedHave you seen birds flying in a V formation and wondered why they do that? Yeah, so have we. And it turns out, the reason is super cool. How Can Birds Sleep While They're Flying?  https://youtu.be/Z4wUhh_xgSQ Sign Up For The Seeker Newsletter Here  http

05:42
Understanding Division Of Fractions  Fractions  PreAlgebra  Khan Academy
282 views / 0 likes  addedUsing a number line, we'll explain the rule of "invert and multiply" when dividing two fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/divfractionsfractionsprealg/e/

01:34
Solving Ratio Problems With Graph  PreAlgebra  Khan Academy
288 views / 0 likes  addedIn this example we'll plot points on the x and y axis to reflect the given ratios. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/ratesandratios/ratios_and_proportions/e/solvingratioproblemswi

00:52
Reading Bar Charts: Basic Example  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
254 views / 0 likes  addedLet's start with this bar chart that brings back the days of Harry Potter! Putting our toes in the water on this one... Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/

03:28
Inequality Word Problems  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
325 views / 0 likes  addedWe're writing inequalities by using information from the word problems. Woohoo! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/greaterthanlessthan/e/writingnumeric

02:35
Dividing Whole Numbers And Fractions: Studying  Fractions  PreAlgebra  Khan Academy
318 views / 0 likes  addedSolve a word problem by dividing a fraction by a whole number. The example used in this video is 1/5 ÷ 4. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/dividingfractionsprealg

06:56
Exponents And Powers Of Zero Patterns  PreAlgebra  Khan Academy
290 views / 0 likes  addedNow that we understand how to interpret an exponent and how the patterns in zeros are related to the exponent, we can solve more complicated problems! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra

03:33
Finding A Percentage  Decimals  PreAlgebra  Khan Academy
293 views / 0 likes  addedOnce again, fractions are our friends as we use them to find a percentage. You'll also see a couple of different ways to arrive at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimal

03:08
Multiplying Unit Fractions And Whole Numbers  Fractions  PreAlgebra  Khan Academy
322 views / 1 likes  addedDon't let multiplying whole numbers and fractions get you down. We got this. This explanation will help you become a pro. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/multiplyin

04:25
Multiplying Challenging Decimals  Decimals  PreAlgebra  Khan Academy
249 views / 0 likes  addedSometimes multiplying really small decimals (with all those zeros!) can be a little intimidating. Watch as we show you a handy trick to simplify these problems and solve them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanaca

05:05
Solving Ratio Problems With Tables Example 1  PreAlgebra  Khan Academy
213 views / 0 likes  addedWe're displaying ratios in a table format here, and then asking: given a ratio, solve for equivalent ratios. Here are a few examples to practice on. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/r

06:14
How To Plot Inequalities On A Number Line  PreAlgebra  Khan Academy
262 views / 0 likes  addedLearn how to graph an inequality on a number line to indicate which values make it true. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/greaterthanlessthan/e/writin

06:20
Greatest Common Factor Explained  Factors And Multiples  PreAlgebra  Khan Academy
235 views / 0 likes  addedHere's a nice explanation of least common factor (or least common divisor) along with a few practice example exercises. Let's roll. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/factorsmultiples/

04:16
Least Common Multiple Exercise  Factors And Multiples  PreAlgebra  Khan Academy
278 views / 0 likes  addedWe're practicing finding the least common multiple in these example exercises. We'll teach you the prime factorization approach which is a pretty nifty way to find the lcm (least common multiple). Practice this lesson yourself on KhanAcademy.org right now
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