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bedrock
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Introduction References & Edit History Related Topics
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A groove made by the passage of ice and rock over a bedrock deposit at the terminus of the Athabasca Glacier in Jasper National Park, Alberta, Canada. bedrock and laterite formations Precambrian bedrock of the Canadian Shield Belcher Islands
Quizzes
Cross section of Earth showing the core, mantle, and crust
Everything Earth
Basalt sample returned by Apollo 15, from near a long sinous lunar valley called Hadley Rille. Measured at 3.3 years old.
(Bed) Rocks and (Flint) Stones
Related Questions
Read Next
Earth from space. Full-hemisphere views of the Earth showing Hurricane Linda at its peak approaching Baja California on 1997 September 11.
What Is Earth’s Velocity?
Solar system illustration. (planets; sun)
Why Are Planets Round?
This close-up image of a dust storm on Mars was acquired by the Mars Color Imager instrument on NASA Mars Reconnaissance Orbiter on Nov. 7, 2007. This image is centered on Utopia Planitia
Do Hurricanes Happen on Other Planets?
Solar System with the sun and planets amid stars. Illustration Venus Mercury Earth Mars Jupiter Saturn Neptune Uranus space orbit
Understanding Kepler’s Laws of Planetary Motion
Remarkable new details of Pluto's largest moon Charon are revealed in this image from New Horizons' Long Range Reconnaissance Imager (LORRI), taken late on July 13, 2015 from a distance of 289,000 miles
Why Is Pluto No Longer a Planet?
Discover
Town of Sisimiut located on the coast of the Davis Strait on Kangerluarsunnguaq Bay, Greenland
The Largest Islands in the World
The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)
New Seven Wonders of the World
Baseball laying in the grass. Homepage blog 2010, arts and entertainment, history and society, sports and games athletics
10 Greatest Baseball Players of All Time
Shadow of a man holding large knife in his hand inside of some dark, spooky buiding
7 of History's Most Notorious Serial Killers
Sydney New Years Eve Fireworks
Why Does the New Year Start on January 1?
The Jeff Koons tulips sculputure outside the Guggenheim Museums in Bilbao, Spain, Basque Country.
What’s the Difference Between Modern and Contemporary Art?
Chapter 4 pg 42 - Chapter header of The Adventures of Tom Sawyer by Mark Twain. Published in 1884 by The American Publishing Company
Periods of American Literature

bedrock: References & Edit History

Article Contributors

Primary Contributors

  • John P. Rafferty
    John P. Rafferty writes about Earth processes and the environment. He serves currently as the editor of Earth and life sciences, covering climatology, geology, zoology, and other topics that relate to the natural world.

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Noted that bedrock is a major source of the biosphere's nitrogen. Apr 11, 2018
Add new Web site: Indiana Geological Survey - Bedrock Geology of Indiana. Oct 07, 2011
New article added. Mar 01, 2011
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