Exploring sedimentary processes - for iPod/iPhone

Exploring sedimentary processes - for iPod/iPhone

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What is sand? What’s it made from, and how does it get from where it’s made to the beaches and sand dunes that surround many of our shores? On this album, Dr Dave McGarvie of The Open University takes us on a visit to Cornwall to follow grains of sand on their journey from the high moorland to the s…

The Open University

  • Aug 19, 2009 LATEST EPISODE
  • infrequent NEW EPISODES
  • 4m AVG DURATION
  • 10 EPISODES


Latest episodes from Exploring sedimentary processes - for iPod/iPhone

Exploring sedimentary processes

Play Episode Listen Later Aug 19, 2009 0:45


A brief introduction to this album.

Transcript -- Exploring sedimentary processes

Play Episode Listen Later Aug 19, 2009


Transcript -- A brief introduction to this album.

From granite to sand

Play Episode Listen Later Aug 19, 2009 7:26


How sand is formed by the weathering of moorland rock.

quartz water wind crystals sandcastle mica feldspar dunes igneous grain-size
Transcript -- From granite to sand

Play Episode Listen Later Aug 19, 2009


Transcript -- How sand is formed by the weathering of moorland rock.

quartz water wind crystals sandcastle mica feldspar dunes transcript how igneous grain-size
Sand under the microscope

Play Episode Listen Later Aug 19, 2009 4:27


What microscopic investigations reveal about samples of sand.

texture impact shape pits reflective collisions frosted angular scratches
Transcript -- Sand under the microscope

Play Episode Listen Later Aug 19, 2009


Transcript -- What microscopic investigations reveal about samples of sand.

texture impact shape pits transcript what reflective collisions frosted angular scratches
Grains of sand

Play Episode Listen Later Aug 19, 2009 3:45


Using sieves to establish grain size profiles.

sorting mesh histogram mesh-size
Transcript -- Grains of sand

Play Episode Listen Later Aug 19, 2009


Transcript -- Using sieves to establish grain size profiles.

sorting mesh histogram transcript using mesh-size
Transporting sand grains

Play Episode Listen Later Aug 19, 2009 4:57


Comparing the effectiveness of wind and water for moving sand grains of different sizes.

transportation comparing diameter wind-speed water-flow
Transcript -- Transporting sand grains

Play Episode Listen Later Aug 19, 2009


Transcript -- Comparing the effectiveness of wind and water for moving sand grains of different sizes.

transportation transcript comparing diameter wind-speed water-flow

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