Updating search results...

Search Resources

10000 Results

View
Selected filters:
  • Activity/Lab
Cosmology and Astronomy: Beginnings of Life (2): Ozone Layer and Eukaryotes Show Up in the Proterozoic Eon
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 10-minute video lesson contiues to discuss the beginnings of life on Earth. The ozone layer and eukaryotes show up in the proterozoic eon. It includes the great oxygenation event (oxygen catastrophe). [Cosmology and Astronomy playlist: Lesson 40 of 85]

Subject:
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Beginnings of Life (3): Biodiversity Flourishes in Phanerozoic Eon
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 10-minute video lesson continues to discuss the beginnings of life on Earth. It looks at the Cambrian explosion and biodiversity in the Phanerozoic Eon. [Cosmology and Astronomy playlist: Lesson 41 of 85]

Subject:
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Beginnings of Life Clarification: First Living Things on Land
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 6-minute clarifies the first living things to colonize land. [Cosmology and Astronomy playlist: Lesson 42 of 85]

Subject:
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Chronometric Revolution
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 10-minute video lesson discusses chronometry and the relatively recent changes in our ability as a species to shine light on our deep past. [Cosmology and Astronomy playlist: Lesson 81 of 85]

Subject:
History
Physical Science
Science
Social Studies
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Collective Learning
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 13-minute video lesson discusses collective learning and 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. [Cosmology and Astronomy playlist: Lesson 82 of 85]

Subject:
History
Social Studies
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Compositional and Mechanical Layers of the Earth
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 12-minute video lesson looks at the structure of the earth. The discussion includes the crust, mantle, core, lithosphere, asthenosphere, mesosphere, outer core, and inner core. [Cosmology and Astronomy playlist: Lesson 50 of 85]

Subject:
Earth Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Correction Calendar Notation
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 4-minute video lesson provides a correction for the time difference calculation by taking into account that there is no year 0. [Cosmology and Astronomy playlist: Lesson 66 of 85]

Subject:
Arts Education
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: (Correction) Radius of Observable Universe
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 2-minute video lesson provides a correction for the previous video on the radious of the observable universe. [Cosmology and Astronomy playlist: Lesson 9 of 85]

Subject:
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Salman Khan
Date Added:
02/20/2011
Cosmology and Astronomy: Cosmic Background Radiation (1)
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 12-minute video lesson discusses cosmic background radiation. [Cosmology and Astronomy playlist: Lesson 11 of 85]

Subject:
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Cosmic Background Radiation (2)
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 10-minute video lesson continues the discussion of cosmic background radiation. It looks at the redshift of the cosmic background Radiation. [Cosmology and Astronomy playlist: Lesson 12 of 85]

Subject:
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Detectable Civilizations in our Galaxy 1
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 13-minute video lesson presents a framework for thinking about how many detectable civilizations are out there. [Cosmology and Astronomy playlist: Lesson 59 of 85]

Subject:
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Detectable Civilizations in our Galaxy 2
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 9-minute video lesson considers why we even care about the Drake Equation. It ponders the fraction of a planet's life when a civilization might be detectable. [Cosmology and Astronomy playlist: Lesson 60 of 85]

Subject:
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Detectable Civilizations in our Galaxy 3
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 7-minute video lesson reconciles the traditional Drake Equation. [Cosmology and Astronomy playlist: Lesson 61 of 85]

Subject:
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011
Cosmology and Astronomy: Detectable Civilizations in our Galaxy 4
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating
0.0 stars

This 6-minute video lesson takes a shot at estimating the number of detectable civilizations in the Milky Way Galaxy. [Cosmology and Astronomy playlist: Lesson 62 of 85]

Subject:
Physical Science
Science
Material Type:
Activity/Lab
Provider:
Khan Academy
Provider Set:
Khan Academy
Author:
Khan, Salman
Date Added:
02/20/2011