Khan-academy-cosmology-and-astronomy

    khan-academy-cosmology-and-astronomy


    
  • Black holes | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

    Black Holes. Created by Sal Khan. Watch the next lesson: ...

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  • Big bang introduction | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Created by Sal Khan. Watch the next lesson: ...

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  • Intergalactic scale | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Intergalactic Scale. Created by Sal Khan. Watch the next lesson: ...

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  • Development of agriculture and writing | Cosmology & Astronomy | Khan Academy

    The Paleolithic and Neolithic eras of the Stone Age. Created by Sal Khan. Watch the next lesson: ...

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  • Quasars | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

    Quasars. Created by Sal Khan. Watch the next lesson: ...

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  • Earth formation | Life on earth and in the universe | Cosmology & Astronomy | Khan Academy

    How the Earth is a the byproduct of a local supernova. Created by Sal Khan. Watch the next lesson: ...

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  • Supernova (supernovae) | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

    Supernova (Supernovae). Created by Sal Khan. Watch the next lesson: ...

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  • Supernova clarification | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

    Supernova clarification. Created by Sal Khan. Watch the next lesson: ...

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  • Correction calendar notation | Cosmology & Astronomy | Khan Academy

    Correcting the time difference calculation by taking into account that there is no year 0. Created by Sal Khan. Watch the next lesson: ...

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  • Chronometric revolution | Cosmology & Astronomy | Khan Academy

    Discussion of the relatively recent changes in our ability as a species to shine light on our deep past. Created by Sal Khan. Watch the next lesson: ...

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  • Stellar parallax | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

    Another version of the stellar parallax introduction. Created by Sal Khan. Watch the next lesson: ...

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  • Quasar correction | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

    Quasar Correction. Created by Sal Khan. Watch the next lesson: ...

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  • Are southern hemisphere seasons more severe? | Cosmology & Astronomy | Khan Academy

    Are Southern Hemisphere seasons more severe because of the eccentricity in Earth's orbit? Created by Sal Khan. Watch the next lesson: ...

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  • Cosmic background radiation | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Cosmic Background Radiation. Created by Sal Khan. Watch the next lesson: ...

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  • Random predictions for 2060 | Cosmology & Astronomy | Khan Academy

    Sal's random predictions for the year 2060. Created by Sal Khan. Watch the next lesson: ...

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  • Detectable civilizations in our galaxy 5 | Cosmology & Astronomy | Khan Academy

    Apsidal Precession (Perihelion Precession). Created by Sal Khan. This is the last video in our Cosmology and Astronom subject! Now move on to our first video ...

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  • Parallax in observing stars | Cosmology & Astronomy | Khan Academy

    Parallax in Observing Stars. Created by Sal Khan. Watch the next lesson: ...

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  • Four fundamental forces | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Gravity, Weak, Electromagnetic and Strong. Created by Sal Khan. Watch the next lesson: ...

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  • Detectable civilizations in our galaxy 3 | Cosmology & Astronomy | Khan Academy

    Reconciling with the traditional Drake Equation. Created by Sal Khan. Watch the next lesson: ...

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  • Scale of earth and sun | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Scale of Earth and Sun. Created by Sal Khan. Watch the next lesson: ...

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  • Detectable civilizations in our galaxy 4 | Cosmology & Astronomy | Khan Academy

    Taking a shot at estimating the number of detectable civilizations. Created by Sal Khan. Watch the next lesson: ...

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  • Stellar parallax clarification | Cosmology & Astronomy | Khan Academy

    Supermassive Black Holes. Created by Sal Khan. Watch the next lesson: ...

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  • Hubble's law | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Hubble's Law. Created by Sal Khan. Watch the next lesson: ...

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  • Accreting mass due to gravity simulation | Cosmology & Astronomy | Khan Academy

    Created by Sal Khan. Watch the next lesson: ...

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  • Plate tectonics: Difference between crust and lithosphere | Cosmology & Astronomy | Khan Academy

    Plate Tectonics Introduction and Difference between crust and lithosphere. Created by Sal Khan. Watch the next lesson: ...

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  • Land productivity limiting human population | Cosmology & Astronomy | Khan Academy

    Thinking about how we get Calories from the land limits human population densities. Created by Sal Khan. Watch the next lesson: ...

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  • Radius of observable universe (correction) | Cosmology & Astronomy | Khan Academy

    (Correction) Radius of Observable Universe. Created by Sal Khan. Watch the next lesson: ...

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  • Scale of the galaxy | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Scale of the Galaxy. Created by Sal Khan. Watch the next lesson: ...

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  • Radius of observable universe | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Radius of Observable Universe. Created by Sal Khan. Watch the next lesson: ...

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  • How earth's tilt causes seasons | Cosmology & Astronomy | Khan Academy

    How being Earth's tilt causes seasons. Created by Sal Khan. Watch the next lesson: ...

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  • Firestick farming | Life on earth and in the universe | Cosmology & Astronomy | Khan Academy

    How the indigenous Australians used fire to change their environment. Created by Sal Khan. Watch the next lesson: ...

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  • Plate tectonics: Evidence of plate movement | Cosmology & Astronomy | Khan Academy

    Plate Tectonics -- Evidence of plate movement. Created by Sal Khan. Watch the next lesson: ...

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  • Cosmic background radiation 2 | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Cosmic Background Radiation 2 - Redshift of the Cosmic Background Radiation. Created by Sal Khan. Watch the next lesson: ...

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  • Parsec definition | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

    Parsec Definition. Created by Sal Khan. Watch the next lesson: ...

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  • Galactic collisions | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

    Collision of the Milky Way Galaxy with Andromeda (forming "Milkomeda"). Created by Sal Khan. Watch the next lesson: ...

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  • Red shift | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Created by Sal Khan. Watch the next lesson: ...

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  • Detectable civilizations in our galaxy 1 | Cosmology & Astronomy | Khan Academy

    A framework for thinking about how many detectable civilizations are out there. Created by Sal Khan. Watch the next lesson: ...

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  • Biodiversity flourishes in Phanerozoic eon | Cosmology & Astronomy | Khan Academy

    Cambrian explosion and biodiversity in the Phanerozoic Eon. Created by Sal Khan. Watch the next lesson: ...

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  • Scale of solar system | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Sal Khan describes the scale of our Solar System. Created by Sal Khan and NASA. Watch the next lesson: ...

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  • First living things on land clarification | Cosmology & Astronomy | Khan Academy

    First living things on land clarification (This video copyrighted under Create Commons Attribution and Share-Alike CC-BY-SA license). Created by Sal Khan.

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  • Scale of the large | Scale of the universe | Cosmology & Astronomy | Khan Academy

    Attempting to comprehend the scale of the large. Created by Sal Khan. Watch the next lesson: ...

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  • Star field and nebula images | Cosmology & Astronomy | Khan Academy

    Star Field and Nebula Images. Created by Sal Khan. Watch the next lesson: ...

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  • Understanding calendar notation | Cosmology & Astronomy | Khan Academy

    Difference between BC, BCE, AD and CE. A little bit about the birth of Jesus as well. Created by Sal Khan. Watch the next lesson: ...

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  • Birth of stars | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

    Birth of Stars. Created by Sal Khan. Watch the next lesson: ...

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  • Precession causing perihelion to happen later | Cosmology & Astronomy | Khan Academy

    Clarifying the effect of axial precession on the calendar and the date of perihelion and aphelion. Created by Sal Khan. Watch the next lesson: ...

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  • Supermassive black holes | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy

    Supermassive Black Holes. Created by Sal Khan. Watch the next lesson: ...

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  • Collective learning | Life on earth and in the universe | Cosmology & Astronomy | Khan Academy

    How symbolic language drives collective learning and how this is one of the truly differentiating aspects of human beings relative to the rest of the animal ...

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  • How we know about the earth's core | Cosmology & Astronomy | Khan Academy

    S-wave shadow and P-wave detection patterns give us information about the core. Created by Sal Khan. Watch the next lesson: ...

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