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The Rainbow analysed



For centuries the rainbow has been an object of wonder for scientists and mathematicians. It has taken 2000 years to discover many of its secrets. This five track album uses 3D imagery to explain exactly how light is deflected off rain droplets to form th



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Copyright: The Open University 2009
 



The rainbow analysed introductionThe rainbow analysed introduction

Sat, 18 Jul 2009 04:23:45 +0100

The rainbow analysed introductionThe rainbow analysed introduction


Media Files:
http://media-podcast.open.ac.uk/feeds/mu120-rainbow-analysed/transcript/mu120.05intro.pdf




Aristotle's theoryAristotle's theory

Sat, 18 Jul 2009 04:22:45 +0100

In about 300BC Greek philosopher Aristotle proposed a theory to why the rainbow has such a specific shape.In about 300BC Greek philosopher Aristotle proposed a theory to why the rainbow has such a specific shape.


Media Files:
http://media-podcast.open.ac.uk/feeds/mu120-rainbow-analysed/transcript/mu120.05rainbow1.pdf




A full circle rainbow?A full circle rainbow?

Sat, 18 Jul 2009 04:21:45 +0100

Aristotle's model also tells us that if we are high enough we can see the full rainbow circle. This is often witnessed from planes.Aristotle's model also tells us that if we are high enough we can see the full rainbow circle. This is often witnessed from planes.


Media Files:
http://media-podcast.open.ac.uk/feeds/mu120-rainbow-analysed/transcript/mu120.05rainbow2.pdf




The colours of the rainbowThe colours of the rainbow

Sat, 18 Jul 2009 04:20:45 +0100

Why does a rainbow have so many colours? Find out how light reflect off raindrops.Why does a rainbow have so many colours? Find out how light reflect off raindrops.


Media Files:
http://media-podcast.open.ac.uk/feeds/mu120-rainbow-analysed/transcript/mu120.05rainbow3.pdf




Secondary rainbowSecondary rainbow

Sat, 18 Jul 2009 04:19:45 +0100

If you're lucky enough to see the secondary fainter rainbow just above the first, you might wonder why it's colours are reversed?If you're lucky enough to see the secondary fainter rainbow just above the first, you might wonder why it's colours are reversed?


Media Files:
http://media-podcast.open.ac.uk/feeds/mu120-rainbow-analysed/transcript/mu120.05rainbow4.pdf