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  • 18:59 Diffusion and Osmosis

    Diffusion and Osmosis

    296 views / 0 likes - added

    Diffusion and Osmosis More free lessons at: http://www.khanacademy.org/video?v=aubZU0iWtgI

  • 06:35 Facilitated Diffusion

    Facilitated Diffusion

    255 views / 0 likes - added

    Understanding how channel proteins and carrier proteins can facilitate diffusion across a cell membrane (passive transport).

  • 11:26 Passing Gases: Effusion, Diffusion and the Velocity of a Gas - Crash Course Chemistry #16

    Passing Gases: Effusion, Diffusion and the Velocity of a Gas - Crash Course Chemistry #16

    320 views / 0 likes - added

    We have learned over the past few weeks that gases have real-life constraints on how they move here in the non-ideal world. As with most things in chemistry (and also in life) how a gas moves is more complex than it at first appears. In this episode, Hank

  • 06:07 Diffusion

    Diffusion

    249 views / 0 likes - added

    Understanding how particles passively diffuse down their concentration gradient.

  • 03:05 Volcanoes' crystal clocks

    Volcanoes' crystal clocks

    479 views / 2 likes - added

    Crystal diffusion clocks are revealing the histories and personalities of hibernating volcanoes Learn more: http://bit.ly/2eKaDY8

  • 07:13 Uniporters, Symporters And Antiporters

    Uniporters, Symporters And Antiporters

    339 views / 0 likes - added

    A review of various forms of passive and active transport including facilitated diffusion (uniporters), cotransporters (symporters) and exchangers. A discussion of primary and secondary active transport.

  • 07:00 Passive Transport And Selective Permeability

    Passive Transport And Selective Permeability

    267 views / 0 likes - added

    Passive transport and selective permeability. Passive transport through diffusion.

  • 03:38 Cloud Chamber

    Cloud Chamber

    67 views / 0 likes - added

    The trajectories of individual charged particles leave behind cloudy trails as they ionize the cooled, supersaturated air-alcohol vapor inside this diffusion cloud chamber. Alpha particles from the radioactive decay of an inserted 2% thorium alloy rod for

  • 09:22 Popular Respiratory System, Part 1: Crash Course A&P #31

    Respiratory System, Part 1: Crash Course A&P #31

    843 views / 2 likes - added

    So we all know that breathing is pretty important, right? Today we're going to talk about how it works, starting with the nameless evolutionary ancestor that we inherited this from, and continuing to the mechanics of both simple diffusion and bulk flow, a

  • 11:40 Circulatory&Respiratory Systems - CrashCourse Biology #27

    Circulatory&Respiratory Systems - CrashCourse Biology #27

    646 views / 0 likes - added

    Hank takes us on a trip around the body - we follow the circulatory and respiratory systems as they deliver oxygen and remove carbon dioxide from cells, and help make it possible for our bodies to function. Crash Course Biology is now available on DVD! ht

  • 04:04 Can Math Explain How Animals Get Their Patterns?

    Can Math Explain How Animals Get Their Patterns?

    475 views / 0 likes - added

    How Alan Turing's Reaction-Diffusion Model Simulates Patterns in Nature Thanks to http://www.audible.com/minuteearth for sponsoring this video. Asparagus Pee Survey Results: https://goo.gl/8x7abL ___________________________________________ If you liked th

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  • 06:57 Cooling by Evaporation Activity  //. Homemade Science with Bruce Yeany

    Cooling by Evaporation Activity //. Homemade Science with Bruce Yeany

    90 views / 0 likes - added

    Why does a body feel cold when they get out to f the shower or after a dip in the pool? A simple activity that can introduce students to the process of cooling by evaporation. Essentially evaporation is process of molecular diffusion from the liquid's sur

  • 11:27 How Science Can Make You Invisible

    How Science Can Make You Invisible

    369 views / 0 likes - added

    We all want the superpower of invisibility. But in reality, science is the only way you might be able to become invisible. Here are ways science can make you invisible! Subscribe for more! ► https://goo.gl/pgcoq1 ◄ Stay updated ► https://goo.gl/JyGcTt htt

  • 11:45 In Da Club - Membranes&Transport: Crash Course Biology #5

    In Da Club - Membranes&Transport: Crash Course Biology #5

    350 views / 0 likes - added

    Hank describes how cells regulate their contents and communicate with one another via mechanisms within the cell membrane. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras

  • 09:42 The Lives of Nonvascular Plants: Alternation of Generations - Crash Course Biology #36

    The Lives of Nonvascular Plants: Alternation of Generations - Crash Course Biology #36

    507 views / 0 likes - added

    Hank introduces us to nonvascular plants - liverworts, hornworts&mosses - which have bizarre features, kooky habits, and strange sex lives. Nonvascular plants inherited their reproductive cycle from algae, but have perfected it to the point where it i

  • 03:57 What Does It Take To Enrich Uranium?

    What Does It Take To Enrich Uranium?

    116 views / 0 likes - added

    We're constantly hearing about nuclear enrichment in the news, but what does it mean and when should we be concerned? Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop at http://shop.seek

  • 04:39 The Universe in a Cup of Coffee

    The Universe in a Cup of Coffee

    517 views / 0 likes - added

    Subscribe! http://bit.ly/ACSReactions Reactions is joining PBS Digital Studios! Woohoo! To celebrate, we're doing a deep dive on the surprisingly complex and beautiful chemistry behind our favorite morning beverage: coffee. The chemistry of the universe i

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  • 11:54 Vascular Plants = Winning! - Crash Course Biology #37

    Vascular Plants = Winning! - Crash Course Biology #37

    413 views / 0 likes - added

    Hank introduces us to one of the most diverse and important families in the tree of life - the vascular plants. These plants have found tremendous success and the their secret is also their defining trait: conductive tissues that can take food and water f

  • 04:00 Can Nanotechnology Turn Windows Into Solar Panels?

    Can Nanotechnology Turn Windows Into Solar Panels?

    501 views / 0 likes - added

    Solar energy technology is becoming more efficient and more effective while also becoming invisible to the naked eye - here's how. Which Power Source Is More Efficient? - http://bit.ly/28LCSkh Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI

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  • 04:23 What If We Just Drank Spit To Stay Hydrated?

    What If We Just Drank Spit To Stay Hydrated?

    167 views / 0 likes - added

    You are now aware of your spit, and it's pretty important!Watch more: How Clean Is YOUR Drinking Water? https://www.youtube.com/watch?v=Rao-PRJ57kQ&list=PL8L0MzSk_V6JtEDRfRMyb6rFd1acqYSlO&index=8&t=0sSubscribe: https://bit.ly/SubLifeNoggin | Get your excl

  • 02:30 Smartphones: A New Model for Energy Efficiency?

    Smartphones: A New Model for Energy Efficiency?

    116 views / 0 likes - added

    Thanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/The way smartphones made many devices nonessential is a model for a new way to think about improving energy efficiency.Thanks also to our Patreon patrons https://w


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