cosmology and astronomy khanacademy

Cosmology and Astronomy - Khan Academy

Cosmology and Astronomy - Khan Academy

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Videos attempting to grasp a little bit about our Universe (many of the topics associated with "Big History")

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Scale of Earth and Sun More free lessons at: http://www.khanacademy.org/video?v=GZx3U

Scale of Solar System More free lessons at: http://www.khanacademy.org/video?v=GP53b

Scale of Distance to Closest Stars More free lessons at: http://www.khanacademy.org/video?v=jEeJk

Scale of the Galaxy More free lessons at: http://www.khanacademy.org/video?v=rcLnM

Intergalactic Scale More free lessons at: http://www.khanacademy.org/video?v=JiE_k

Hubble Image of Galaxies More free lessons at: http://www.khanacademy.org/video?v=Wl4re

Radius of Observable Universe More free lessons at: http://www.khanacademy.org/video?v=6nVys

(Correction) Radius of Observable Universe More free lessons at: http://www.khanacademy.org/video?v=b6VQv

Red Shift More free lessons at: http://www.khanacademy.org/video?v=mx2M_

Cosmic Background Radiation More free lessons at: http://www.khanacademy.org/video?v=sxbPw

Cosmic Background Radiation 2 - Redshift of the Cosmic Background Radiation More free lessons at: http://www.khanacademy.org/video?v=06z7Q

Cosmological Time Scale 1 More free lessons at: http://www.khanacademy.org/video?v=DRtLX

Cosmological Time Scale 2 More free lessons at: http://www.khanacademy.org/video?v=LO7-3

Gravity, Weak, Electromagnetic and Strong More free lessons at: http://www.khanacademy.org/video?v=FEF6P

Birth of Stars More free lessons at: http://www.khanacademy.org/video?v=i-NNW

Becoming a Red Giant More free lessons at: http://www.khanacademy.org/video?v=kJSOq

White and Black Dwarfs More free lessons at: http://www.khanacademy.org/video?v=EdYyu

A Universe Smaller than the Observable More free lessons at: http://www.khanacademy.org/video?v=0w9R_

Star Field and Nebula Images More free lessons at: http://www.khanacademy.org/video?v=w3IKE

Parallax in Observing Stars More free lessons at: http://www.khanacademy.org/video?v=ETzUp

Another version of the stellar parallax introduction More free lessons at: http://www.khanacademy.org/video?v=omvNI

Stellar Distance Using Parallax More free lessons at: http://www.khanacademy.org/video?v=lVadj

Stellar Parallax Clarification More free lessons at: http://www.khanacademy.org/video?v=6FP-h

Parsec Definition More free lessons at: http://www.khanacademy.org/video?v=6zV3J

Hubble's Law More free lessons at: http://www.khanacademy.org/video?v=1V9wV

Lifecycle of Massive Stars More free lessons at: http://www.khanacademy.org/video?v=UhIwM

Supernova (Supernovae) More free lessons at: http://www.khanacademy.org/video?v=qOwCp

Supernova clarification More free lessons at: http://www.khanacademy.org/video?v=QMv4k

Black Holes More free lessons at: http://www.khanacademy.org/video?v=JoL2p

Cepheid Variables 1 More free lessons at: http://www.khanacademy.org/video?v=BWs-O

Why Cepheids Pulsate More free lessons at: http://www.khanacademy.org/video?v=X_3QA

Why Gravity Gets So Strong Near Dense Objects More free lessons at: http://www.khanacademy.org/video?v=RpOHZ

Supermassive Black Holes More free lessons at: http://www.khanacademy.org/video?v=DxkkA

Quasars More free lessons at: http://www.khanacademy.org/video?v=4LmIy

Quasar Correction More free lessons at: http://www.khanacademy.org/video?v=PX_XS

Collision of the Milky Way Galaxy with Andromeda (forming "Milkomeda") More free lessons at: http://www.khanacademy.org/video?v=QXYbG

How the Earth is a the byproduct of a local supernova More free lessons at: http://www.khanacademy.org/video?v=VbNXh

Life and photosynthesis start to thrive in the Archean Eon More free lessons at: http://www.khanacademy.org/video?v=nYFux

Ozone Layer and Eukaryotes Show Up in the Proterozoic Eon. Great Oxygenation Event (Oxygen Catastrophe) More free lessons at: http://www.khanacademy.org/video?v=E1P79

Cambrian explosion and biodiversity in the Phanerozoic Eon More free lessons at: http://www.khanacademy.org/video?v=MS7x2

First living things on land clarification (This video copyrighted under Create Commons Attribution and Share-Alike CC-BY-SA license) More free lessons at: http://www.khanacademy.org/video?v=3gUE_ ...

Plate Tectonics Introduction and Difference between crust and lithosphere More free lessons at: http://www.khanacademy.org/video?v=f2BWs

Structure of the Earth - crust, mantle, core More free lessons at: http://www.khanacademy.org/video?v=4AxZ-

Plate Tectonics -- Evidence of plate movement More free lessons at: http://www.khanacademy.org/video?v=6EdsB

Plate Tectonics -- Geological Features of Divergent Plate Boundaries More free lessons at: http://www.khanacademy.org/video?v=FK1s1

Geological features of Convergent Plate Boundaries More free lessons at: http://www.khanacademy.org/video?v=Y0eWn

Plates Moving Due to Convection in Mantle More free lessons at: http://www.khanacademy.org/video?v=f8GK2

Hawaiian Islands formed by stationary hot spot under Pacific plate More free lessons at: http://www.khanacademy.org/video?v=D1eib

Crust, mantle, core, lithosphere, asthenosphere, mesosphere, outer core, inner core More free lessons at: http://www.khanacademy.org/video?v=hHteU

S-waves and P-waves More free lessons at: http://www.khanacademy.org/video?v=NhioA

Why S-Waves Only Travel in Solids More free lessons at: http://www.khanacademy.org/video?v=BTWLw

Refraction of Seismic Waves More free lessons at: http://www.khanacademy.org/video?v=UNZ17

The Mohorovicic Seismic Discontinuity- boundary between crust and mantle (or Moho) More free lessons at: http://www.khanacademy.org/video?v=yAQSu

S-wave shadow and P-wave detection patterns give us information about the core More free lessons at: http://www.khanacademy.org/video?v=KL0i1

Pangaea - the idea of Pangaea and some of the evidence behind it More free lessons at: http://www.khanacademy.org/video?v=axB6u

Attempting to comprehend the scale of the large More free lessons at: http://www.khanacademy.org/video?v=5FEjr

From honey bees to cells, virus, and atoms -- understanding the scale of the very small More free lessons at: http://www.khanacademy.org/video?v=ERKx3

A framework for thinking about how many detectable civilizations are out there. More free lessons at: http://www.khanacademy.org/video?v=YYEgq

Why do we even care about the Drake Equation. Thinking about the fraction of a planet's life when a civilization might be detectable. More free lessons at: http://www.khanacademy.org/video?v=jN03g ...

Reconciling with the traditional Drake Equation More free lessons at: http://www.khanacademy.org/video?v=LRmwU

Taking a shot at estimating the number of detectable civilizations More free lessons at: http://www.khanacademy.org/video?v=T5DGZ

More reasons why we haven't detected anything yet. More free lessons at: http://www.khanacademy.org/video?v=xL9ej

From the extinction of the dinosaurs to humanity More free lessons at: http://www.khanacademy.org/video?v=frE1r

Difference between BC, BCE, AD and CE. A little bit about the birth of Jesus as well. More free lessons at: http://www.khanacademy.org/video?v=EKKe7

Correcting the time difference calculation by taking into account that there is no year 0 More free lessons at: http://www.khanacademy.org/video?v=N06Jy

The Paleolithic and Neolithic eras of the Stone Age. More free lessons at: http://www.khanacademy.org/video?v=iU58A

Light and electromagnetic radiation More free lessons at: http://www.khanacademy.org/video?v=rLNM8

Why our closeness to the sun does not dictate the seasons More free lessons at: http://www.khanacademy.org/video?v=SJUd5

How being Earth's tilt causes seasons More free lessons at: http://www.khanacademy.org/video?v=05qDI

How changes in Earth's rotation can effect Earth's seasons and climate More free lessons at: http://www.khanacademy.org/video?v=ZD8TH

Are Southern Hemisphere seasons more severe because of the eccentricity in Earth's orbit? More free lessons at: http://www.khanacademy.org/video?v=umvNQ

Clarifying the effect of axial precession on the calendar and the date of perihelion and aphelion More free lessons at: http://www.khanacademy.org/video?v=2o-Se

What causes precession and other orbital changes More free lessons at: http://www.khanacademy.org/video?v=nL6LM

Apsidal Precession (Perihelion Precession) More free lessons at: http://www.khanacademy.org/video?v=m6lMG

How the indigenous Australians used fire to change their environment More free lessons at: http://www.khanacademy.org/video?v=mwUya

Carbon 14 Dating 1 More free lessons at: http://www.khanacademy.org/video?v=8wYvK

Carbon 14 Dating 2 More free lessons at: http://www.khanacademy.org/video?v=4YUtn

How K-Ar dating can be used to date very old volcanic rock and the things that might be buried in between More free lessons at: http://www.khanacademy.org/video?v=NMZ5k

Working through a calculation for K-Ar dating (good to have some prior experience with e and logarithms) More free lessons at: http://www.khanacademy.org/video?v=iLFcS

Discussion of the relatively recent changes in our ability as a species to shine light on our deep past More free lessons at: http://www.khanacademy.org/video?v=5mNTv

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 kingdom More free lessons at: http://www.k ...

Thinking about how we get Calories from the land limits human population densities More free lessons at: http://www.khanacademy.org/video?v=xM8sz

Thinking about energy consumption for tilling land More free lessons at: http://www.khanacademy.org/video?v=5I9dH

Sal's random predictions for the year 2060 More free lessons at: http://www.khanacademy.org/video?v=E4rbS
 

 

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