Colour. The Spectrum of Science. Colours of Earth. Episode 1
Description
In the first episode, Helen seeks out the colors that turned planet Earth multicolored. To investigate the essence of sunlight Helen travels to California to visit the largest solar telescope in the world. She discovers how the most vivid blue is formed from sulfur atoms deep within the Earth's crust and why the presence of red ochre is a key sign of life. In gold, she discovers why this most precious of metals shouldn't even exist on the surface of the planet and in white, Helen travels to one of the hottest places on Earth to explore the role salt and water played in shaping planet Earth.
Runtime
53 minutes
Series
Subjects
Geography
Genre
Database
Alexander Street
Direct Link
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