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      • Thumb image for Harry Hammond Hess - Spreading the SeafloorResource Type: Website / HyperLink

        Harry Hammond Hess - Spreading the Seafloor

        Grades: 9 to 12
        Subjects: Earth's Resources, Earth & Space Science, History-Social Science, Heat & Thermodynamics and 7 additional..
        This is an introduction to the concept of seafloor spreading proposed by Harry Hess in the early 1960's. This site offers multip...
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