Top videos
Hank describes how cells regulate their contents and communicate with one another via mechanisms within the cell membrane.
"Concert" music used with permission from Chameleon Circuit.
This video uses sounds from Freesound.org
Table of Contents time codes:
1) Passive Transport - 1:17
2) Diffusion - 1:25
3) Osmosis - 2:12
4) Channel Proteins- 4:37
5) Active Transport - 4:58
6) ATP - 5:37
7) Transport Proteins - 6:19
8) Biolography - 6:37
9) Vesicular Transport - 9:02
10) Exocytosis - 9:21
11) Endocytosis - 9:50
12) Phagocytosis - 9:57
13) Pinocytosis - 10:29
14) Receptor-Mediated Endocytosis - 10:48
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Kære venner
Jeg bliver tit spurgt, om man kan købe mine færdige materialer, fordi det godt kan tage lidt tid at printe og laminere mine gratis værksteder osv.
Disse store kort (ca A5) med repræsentationer af tal har jeg fået trykt på 350g silk papir, så de er lækre at arbejde med og have hængende fremme i klassen.
https://anettekmatematik.com/p....roduct/store-kort-me
I min egen klasse hænger de fremme, så eleverne hele tiden kan se de mange forskellige repræsentationer af tallene fra 1 - 10.
Vi bruger dem også, når vi mødes om morgenen til den mundtlige dimension.
Og så er mine elever vilde med at lege med dem og sortere dem fx på tallinjer.
Resten af oktober måned er kortene på tilbud til 149kr i min webshop.
Husk, der altid er gratis fragt på køb over 500kr
Måske du har lyst til at kigge fordi webshoppen og se om der er noget for dig og dine elever.
Der kommer hele tiden nye materialer op på siden.
KH Anette
Følg mig gerne her:
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https://instagram.com/anettekmatematik/
https://www.youtube.com/channe....l/UCR8PqEuBE7OlORn2y
https://anettekmatematik.com/
So, during times of inflation or deflation, why doesn't the government just set prices? It sounds reasonable, but price ceilings or floors just don't work. Adriene and Jacob explain why. Subsidies, however, are a little different, and sometimes they even work. We'll also explain that. Today you'll learn about stuff like price controls, deadweight loss, subsidies, and efficiency.
Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourse
Thanks to the following Patrons for their generous monthly contributions that help keep Crash Course free for everyone forever:
Mark, Eric Kitchen, Jessica Wode, Jeffrey Thompson, Steve Marshall, Moritz Schmidt, Robert Kunz, Tim Curwick, Jason A Saslow, SR Foxley, Elliot Beter, Jacob Ash, Christian, Jan Schmid, Jirat, Christy Huddleston, Daniel Baulig, Chris Peters, Anna-Ester Volozh, Ian Dundore, Caleb Weeks
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In which John Green teaches you about American women in the Progressive Era and, well, the progress they made. So the big deal is, of course, the right to vote women gained when the 19th amendment was passed and ratified. But women made a lot of other gains in the 30 years between 1890 and 1920. More women joined the workforce, they acquired lots of other legal rights related to property, and they also became key consumers in the industrial economy. Women also continued to play a vital role in reform movements. Sadly, they got Prohibition enacted in the US, but they did a lot of good stuff, too. The field of social work emerged as women like Jane Addams created settlement houses to assist immigrants in their integration into the United States. Women also began to work to make birth control widely available. You'll learn about famous reformers and activists like Alice Paul, Margaret Sanger, and Emma Goldman, among others.
Hey teachers and students - Check out CommonLit's free collection of reading passages and curriculum resources to learn more about the events of this episode. Suffragists faced a decades-long debate on women’s right to vote: https://www.commonlit.org/text....s/address-to-congres
While it was a hard fight to get the vote, women eventually received suffrage in 1920: https://www.commonlit.org/text....s/was-hard-fight-to-
Chapters:
Introduction: Women in the Progressive Era 00:00
The Women's Era 1:01
The Women's Christian Temperance Union 1:54
The Role of Women in Politics During the Progressive Era 2:52
National Consumers League 3:15
Women Working Outside the Home 4:08
Mystery Document 4:58
Birth Control 5:57
Why Access to Birth Control Matters 7:07
Jane Addams & The Settlement House Movement 7:47
Women and Electoral Politics 8:13
The 19th Amendment 8:42
The Suffrage Movement 9:03
The National Women's Party 9:44
The Equal Rights Amendment 11:03
The Legacy of the Suffragettes 12:13
Credits 13:00
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This electronics video tutorial provides a basic introduction into the maximum power transfer theorem which states that the max power delivered from the source to the external circuit occurs when the load resistance is equal to the thevenin resistance. This video explains how to use the thevenin equivalent circuit and nodal analysis to calculate the thevenin voltage & resistance as well as the maximum power delivered.
Schematic Diagrams & Symbols:
https://www.youtube.com/watch?v=Dl1gFBNa0Ik
Resistors In Series:
https://www.youtube.com/watch?v=9z53qVQjasU
Resistors In Parallel:
https://www.youtube.com/watch?v=SYrOiQs3X2U
Series and Parallel Circuits - Light Bulb Brightness:
https://www.youtube.com/watch?v=NjgxXcBfIII
Equivalent Resistance of Complex Circuits:
https://www.youtube.com/watch?v=kjW4H3fKi8o
How To Solve DC Circuits:
https://www.youtube.com/watch?v=eFlJy0cPbsY
_________________________
Voltage Divider Circuit:
https://www.youtube.com/watch?v=JGXdi7XcQi8
Current Dividers:
https://www.youtube.com/watch?v=PpfOH_uBKCw
Parallel Circuit Challenge Problem:
https://www.youtube.com/watch?v=y-gwr8LCHKo
Kirchhoff's Current Law:
https://www.youtube.com/watch?v=Q39xQUlTGew
Kirchhoff's Voltage Law:
https://www.youtube.com/watch?v=6F_rmZ1nXFQ
DC Circuits Review:
https://www.youtube.com/watch?v=wejz5s31Cts
____________________________
KCL and KVL Circuit Analysis:
https://www.youtube.com/watch?v=2Zu3ppq3n8I
Thevenin's Theorem - Circuit Analysis:
https://www.youtube.com/watch?v=zTDgziJC-q8
Norton's Theorem - Circuit Analysis:
https://www.youtube.com/watch?v=-kkvqr1wSwA
Superposition Theorem:
https://www.youtube.com/watch?v=EX52BuZxpQM
Physics PDF Worksheets:
https://www.video-tutor.net/ph....ysics-basic-introduc
In which John Green teaches you about China's Revolutions. While the rest of the world was off having a couple of World Wars, China was busily uprooting the dynastic system that had ruled there for millennia. Most revolutions have some degree of tumult associated with them, but China's 20th-century revolutions were REALLY disruptive. In 1911 and 1912, Chinese nationalists brought 3000 years of dynastic rule to an end. China plunged into chaos as warlords staked out regions of the country for themselves. The nationalists and communists joined forces briefly to bring the nation back together under the Chinese Republic, and then they quickly split and started fighting the Chinese Civil War. The fight between nationalists and communists went on for decades and was interrupted by an alliance to fight the invading Japanese during World War II. After World War II ended, the Chinese Civil War was back on. Mao and the communists were ultimately victorious, and Chiang Kai-Shek ended up in Taiwan. And then it got weird. Mao spent years repeatedly trying to purify the Communist Party and build up the new People's Republic of China with Rectifications, Anti Campaigns, Five Year Plans. the Great Leap Forward, and the Cultural Revolution. These had mixed results, to say the least. John will cover all this and more in this week's Crash Course World History.
Chapters:
Introduction: China's Revolutions 00:00
Calls for Reform in China 0:58
An Open Letter to Sun Yat Sen 1:33
Overthrowing the Qing Dynasty 2:38
The Guomindang and the Chinese Communist Party 3:44
Mao Establishes the People's Republic of China 6:09
China's Soviet-inspired Five Year Plans 8:11
China's Cultural Revolution 9:52
Credits 11:30
Resources:
The Search for Modern China by Jonathan D. Spence https://bit.ly/3rLxlCL
Blood Red Sunset: A Memoir of the Cultural Revolution by Ma Bo https://bit.ly/3EjstK4
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Many organizations have made it their mission to expand the rights of Black Americans. The NAACP and the Urban League are examples of influential organizations with long histories. But a long history or extensive membership isn't always necessary to have an impact. Today, we'll learn about the Black Panthers. They were a relatively small, relatively short-lived political party that had an outsized impact on US history.
Clint's book, How the Word is Passed is available now! https://bookshop.org/books/how....-the-word-is-passed-
Sources and References
Peniel E. Joseph, Waiting ’ Til the Midnight Hour: A Narrative History of Black Power in America (New York: Henry Holt, 2006).
Malcolm X, The Autobiography of Malcolm X, With the assistance of Alex Haley (New York: Ballantine, 1992).
Manning Marable, Malcolm X: A Life of Reinvention (New York: Viking Press, 2011).
Ilyasah Shabazz, Growing up X: A Memoir by the Mother of Malcolm X (Penguin, 2003).
Robyn Spencer, The Revolution Has Come: Black Power, Gender, and the Black Panther Party in Oakland (Duke University Press, 2016).
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Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourse
Thanks to the following patrons for their generous monthly contributions that help keep Crash Course free for everyone forever:
Justin Snyder, April Frazier, Dave Freeman, Hasan Jamal, DL Singfield, Jeremy Mysliwiec, Amelia Ryczek, Ken Davidian, Stephen Akuffo, Toni Miles, Steve Segreto, Michael M. Varughese, Kyle & Katherine Callahan, Laurel Stevens, Vincent, Michael Wang, Stacey Gillespie (Stacey J), Burt Humburg, Aziz Y, Shanta, DAVID MORTON HUDSON, Perry Joyce, Scott Harrison, Mark & Susan Billian, Junrong Eric Zhu, Alan Bridgeman, Rachel Creager, Breanna Bosso, Tim Kwist, Jonathan Zbikowski, Jennifer Killen, Sarah & Nathan Catchings, team dorsey, Trevin Beattie, Divonne Holmes à Court, Eric Koslow, Jennifer Dineen, Indika Siriwardena, Khaled El Shalakany, Jason Rostoker, Shawn Arnold, Siobhán, Ken Penttinen, Nathan Taylor, Les Aker, ClareG, Rizwan Kassim, Constance Urist, Alex Hackman, Jirat, Katie Dean, Avi Yashchin, NileMatotle, Wai Jack Sin, Ian Dundore, Justin, Mark, Caleb Weeks
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We’ve all heard the phrase “opposites attract.” It may or may not be true for people, but it’s definitely true in organic chemistry. In this episode of Crash Course Organic Chemistry, we’re learning about electronegativity, polarity, resonance structures, and resonance hybrids. We’ll practice a very important skill for this course that will help us avoid a lot of memorization in the future: electron pushing. It’ll be a lot of trial and error at first, but we all start somewhere!
Episode Sources:
“THINK BIG! Must the molecules of life always be Left-Handed or Right-Handed?” Smithsonian Magazine.
Spinoff 2004 - “A NATURAL WAY TO STAY SWEET”, NASA.
Series Sources:
Brown, W. H., Iverson, B. L., Ansyln, E. V., Foote, C., Organic Chemistry; 8th ed.; Cengage Learning, Boston, 2018.
Bruice, P. Y., Organic Chemistry, 7th ed.; Pearson Education, Inc., United States, 2014.
Clayden, J., Greeves, N., Warren., S., Organic Chemistry, 2nd ed.; Oxford University Press, New York, 2012.
Jones Jr., M.; Fleming, S. A., Organic Chemistry, 5th ed.; W. W. Norton & Company, New York, 2014.
Klein., D., Organic Chemistry; 1st ed.; John Wiley & Sons, United States, 2012.
Louden M., Organic Chemistry; 5th ed.; Roberts and Company Publishers, Colorado, 2009.
McMurry, J., Organic Chemistry, 9th ed.; Cengage Learning, Boston, 2016.
Smith, J. G., Organic chemistry; 6th ed.; McGraw-Hill Education, New York, 2020.
Wade., L. G., Organic Chemistry; 8th ed.; Pearson Education, Inc., United States, 2013.
***
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Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourse
Thanks to the following patrons for their generous monthly contributions that help keep Crash Course free for everyone forever:
Phil Simmons, Alexander Thomson, Mark & Susan Billian, Eric Z, Alan Bridgeman, Jennifer Smith, Matt Curls, Tim Kwist, Ron Lin, Jonathan Zbikowski, Jennifer Killen, Sarah & Nathan Catchings, Brandon Westmoreland, dorsey, Trevin Beattie, Eric Prestemon, Yasenia Cruz, Eric Koslow, Indika Siriwardena, Khaled El, Shalakany, Shawn Arnold, Tom Trval, Siobhán, Ken Penttinen, Nathan Taylor, William McGraw, Justin Zingsheim, Andrei Krishkevich, Jirat, Brian Thomas Gossett, SR Foxley, Ian Dundore, Jason A Saslow, Jessica Wode, Mark, Caleb Weeks, Sam Buck, Catherine Conroy, Patty Laqua, Leonora Rossé Muñoz, Stephen Saar, John Lee
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On the 7th September, 1940 Germany started bombing civilian targets in an attempt to get Britain to surrender into submission.
German bombers attacked British cities, ports and industrial areas.
This was known as the ‘the Blitz’.
Copyright: DO NOT translate and re-upload our content on Youtube or other social media.
SIMPLE HISTORY MERCHANDISE
Get the Simple History books on Amazon:
https://www.amazon.com/Daniel-....Turner-%60/e/B00H5TY
T-Shirts
https://www.zazzle.com/simpleh....istory/gifts?cg=1968
Simple history gives you the facts, simple!
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http://www.amazon.com/Daniel-Turner/e/B00H5TYLAE/
Amazon UK
http://www.amazon.co.uk/Daniel....-Turner/e/B00H5TYLAE
http://www.simplehistory.co.uk/
https://www.facebook.com/Simpl....e-History-5494376751
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Credit:
Created by Daniel Turner
Narrator:
Christian H. Miles
Music Credit
The Descent by Kevin MacLeod is licensed under a Creative Commons Attribution licence (https://creativecommons.org/licenses/by/4.0/)
Source: http://incompetech.com/music/r....oyalty-free/index.ht
Artist: http://incompetech.com/
Pete the Cat’s Trip to the Supermarket
by James Dean
Read by Let’s Read Stories
Pete the Cat helps out at the supermarket in this Level 1 I Can Read tale from New York Times bestselling creators Kimberly and James Dean
Along with his dad and brother, Pete the Cat heads off to the supermarket. But what happens when Dad loses the grocery list before they even get there? It’s up to Pete and Bob to help remind Dad what was on their list!
Pete the Cat's Trip to the Supermarket is a Level I Can Read book, complete with original illustrations from the creators of Pete the Cat, Kimberly and James Dean, and is perfect for children learning to sound out words and sentences.
Click here to purchase Pete the Cat’s Trip to the Supermarket: https://www.amazon.com/Pete-Ca....ts-Trip-Supermarket-
The Luckiest St. Patrick's Day Ever - Children's Stories Read Aloud - St. Patrick's Day Kids Books
by Teddy Slater
Illustrated by Ethan Long
Click here to purchase The Luckiest St. Patrick's Day Ever:https://www.amazon.com/Luckies....t-St-Patricks-Day-Ev
Share in this leprechaun family's charming St. Patrick's Day celebration, complete with a fun parade and an Irish feast!
The St. Patrick's Day parade is off to a very fine start.
The Leprechaun family is marching with lots of heart!
Share in their dancing, share in their fun.
You'll have the luck of the Irish when this day is done!
Top o' the morning! It's March 17th, and the Leprechauns are gathered for their favorite day of the year. Join them as they celebrate St. Patrick's Day with music, dancing, and a parade!
Teddy Slater's delightful rhyming story is accompanied by lively illustrations from Ethan Long.
The Littlest Viking
by Alexandra Penfold
Illustrated by Isabel Roxas
Read by Let’s Read Stories
Click here to purchase The Littlest Viking: https://www.amazon.com/Littles....t-Viking-Alexandra-P
A hilarious story about what happens to the littlest and loudest Viking when an even littler and louder Viking arrives, perfect for fans of The Princess and the Pony and I Don't Want to Be a Frog.
Sven might be the littlest Viking, but he has no trouble making himself known. He has the loudest warrior cry and the fiercest set of teeth. He loves to pillage and plunder. But there's a new kid in town--a warrior princess, who is smaller than Sven and even louder. What's a little Viking to do?
"Penfold folds in fun ancient analogues to tried-and-true methods of appeasing cranky little ones, and Roxas's liberal use of a color perhaps best described as neon snot brings a punk edge to her scenes of Viking family life. Irreverent yet tender."--Publishers Weekly, Starred review
"A warm tale of family togetherness."--Kirkus
"A spirited tale about stopping a tantrum with a story, perfect for storytime or one-on-one sharing."--SLJ
Sergeant-Major Osborn displayed the highest qualities of heroism and self-sacrifice, becoming the first Canadian to receive the Victoria cross in the Second World War which he received posthumously.
Please consider supporting our videos on Patreon or through Youtube sponsorships
https://www.patreon.com/simplehistory
Copyright: DO NOT translate and re-upload our content on Youtube or other social media.
SIMPLE HISTORY MERCHANDISE
Get the SImple History books on Amazon:
https://www.amazon.com/Daniel-....Turner-%60/e/B00H5TY
T-Shirts
https://www.zazzle.com/simpleh....istory/gifts?cg=1968
Simple history gives you the facts, simple!
See the book collection here:
Amazon USA
http://www.amazon.com/Daniel-Turner/e/B00H5TYLAE/
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http://www.amazon.co.uk/Daniel....-Turner/e/B00H5TYLAE
http://www.simplehistory.co.uk/
https://www.facebook.com/Simpl....e-History-5494376751
https://twitter.com/simple_guides
Credit:
Created by Daniel Turner
Narrator:
Chris Kane
www.vocalforge.com
Music Credit
'Drums of the Deep', 'In the West' by Kevin MacLeod is licensed under a Creative Commons Attribution licence (https://creativecommons.org/licenses/by/4.0/)
Source: http://incompetech.com/music/r....oyalty-free/index.ht
Artist: http://incompetech.com/
King's Men - Biz Baz Studio
Terminal D - Silent Partner
Convert any decimals to fractions with these awesome math tricks!
Easy basic decimals - 1:43
Simple recurring Decimals (eg 0.7777 or 0.242424) - 3:33
Harder recurring decimals (eg 0.1666 or 0.916666) - 7:35
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Convert from miles to kilometres instantly, and the back again! Or...convert from kilometres to miles. This method is a fast way to do the multiplication required!
To support free math by tecmath on Patreon (thankyou): https://www.patreon.com/tecmath
To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
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#convertingmeasurements
#convertingunits
#metric
How do you put fractions on a number line? This allows you to compare equivalent fractions, and understand what the parts of a fraction mean. To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
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#fractions
#fraction
#fractionsmath
This trick allows you to work out the surface area almost instantly of ANY rectangular prism (or box). How do you work out the TSA (total surface area) of a box - watch this video and you'll be able to do it instantly!
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ome people may find these easy - others not - but it is essential if you want to easily mentally multiply bigger numbers that you first master this.
Please like and subscribe!
Here is THE mental multiplication lesson playlist - progressing you through your mental multiplication.
https://www.youtube.com/playli....st?list=PLjbxBzUM6SL
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Comment utiliser le logiciel Geogebra lors d'une étude de fonction.
Cette vidéo vous permettra :
*d'afficher une fonction.
*de dériver une fonction.
*de résoudre une équation.
*de résoudre une inéquation.
*de faire un tableau de signes.
*de faire un tableau de variations.
http://vidma.se - Videogenomgångar i Matematik. Kolla in sidan, där hittar du snabbt rätt genomgång!
Tyckte du att genomgången var bra och att du blev hjälpt av den? Då får du gärna klicka gilla :-).