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  • 05:58 Popular Light Waves, Visible And Invisible - Lucianne Walkowicz

    Light Waves, Visible And Invisible - Lucianne Walkowicz

    1,507 views / 1 likes - added

    View full lesson: http://ed.ted.com/lessons/light-waves-visible-and-invisible-lucianne-walkowicz Each kind of light has a unique wavelength, but human eyes can only perceive a tiny slice of the full spectrum -- the very narrow range from red to violet. Mi

  • 25:26 Popular Waves, Light and Sound - Physics 101 / AP Physics 1 Review with Dianna Cowern

    Waves, Light and Sound - Physics 101 / AP Physics 1 Review with Dianna Cowern

    1,376 views / 1 likes - added

    Lesson 17 (Waves, Light, and Sound) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you! Exercises in this video: 1.

  • 09:44 Popular How to Measure Wavelength of Light with a Meter Stick - The Science of Light with Mr. G - Part 2

    How to Measure Wavelength of Light with a Meter Stick - The Science of Light with Mr. G - Part 2

    1,225 views / 0 likes - added

    **WARNING: This video contains math. Math has been known to cause great anxiety and even scare people. Please watch this video at your own risk. Or, just be brave and learn something new today! ~Craig Beals and Glenn Govertsen from the Mr. G Science Show

  • 05:12 Popular How a Microwave Oven Works

    How a Microwave Oven Works

    830 views / 0 likes - added

    Bill details how a microwave oven heats food. He describes how the microwave vacuum tube, called a magnetron, generates radio frequencies that cause the water in food to rotate back and forth. He shows the standing wave inside the oven, and notes how you

  • 14:27 Popular Amplitude, Period, Frequency and Wavelength of Periodic Waves

    Amplitude, Period, Frequency and Wavelength of Periodic Waves

    742 views / 0 likes - added

    Amplitude, period, frequency and wavelength of periodic waves More free lessons at: http://www.khanacademy.org/video?v=tJW_a6JeXD8

  • 04:50 How We See Color

    How We See Color

    543 views / 1 likes - added

    When you mix red and green, what do you get? White light is all of the colors, right? So, how do computer screens show you every wavelength of light? Or do they? instagram.com/thephysicsgirl facebook.com/thephysicsgirl twitter.com/thephysicsgirl physicsgi

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  • 06:19 What is the Heisenberg Uncertainty Principle: Explained in Simple Words

    What is the Heisenberg Uncertainty Principle: Explained in Simple Words

    518 views / 0 likes - added

    Heisenbergs uncertainty principle says that if we know everything about where a particle is located, we know nothing about its momentum. Conversely, if we know everything about its momentum, then we know nothing about where the particle is located. In oth

  • 06:32 Seeing the Invisible: SLOW MOTION Schlieren Imaging

    Seeing the Invisible: SLOW MOTION Schlieren Imaging

    516 views / 0 likes - added

    This is what the world would look like if you could see invisible air currents, temperature gradients, and differences in pressure or composition of the air. Support Veritasium on Patreon: http://ve42.co/patreon Special thanks to Patreon Supporters: Tony

  • 03:26 Skylight: More Than Meets the Eye

    Skylight: More Than Meets the Eye

    513 views / 0 likes - added

    The sky is awash in light, but there’s much more beyond the visible that we cannot sense with our eyes. What do we see when we use telescopes to peer into the invisible? #astronomy #space #visiblelight #wavelength #infrared #MilkyWay #Andromeda #stars #CM

  • 04:03 Sound + Fire = Rubens' Tube

    Sound + Fire = Rubens' Tube

    368 views / 0 likes - added

    Sound waves in a tube of gas create flames of different heights that dance to the music. A metal tube with holes in it is filled with gas. The gas is lit to create a row of tiny flames. A speaker at one end plays sound into the tube, which creates a stand

  • 00:41 Watch: This telescope could 'see' inside alien worlds for the first time

    Watch: This telescope could 'see' inside alien worlds for the first time

    295 views / 0 likes - added

    Credit: Chuck Carter/Caltech/KISSA telescope array in France looks for radio signals whipped up by the magnetic dynamos of exoplanets. Just what could it mean for our understanding of far-off worlds?Another observatory, the Owens Valley Long Wavelength Ar

  • 04:59 Visualizing Ultrasound with Schlieren Optics Part I

    Visualizing Ultrasound with Schlieren Optics Part I

    274 views / 0 likes - added

    Part 1 of 3. We use a schlieren optics system with a strobing light source to visualize ultrasonic waves emitted by a transducer driven at a frequency of 28 kHz.Images employing schlieren optics are very sensitive to changes in the density of air. Since s


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