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A View Of Earth

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An introductory presentation that presents the four spheres of the Earth, as well as the Earth's four zones: lithosphere, asthenosphere, outer core, and inner core. Developed for a high school Earth Science course.

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A View Of Earth

  1. 1. A View of Earth Section 1.2
  2. 2. The Four Spheres of the Earth Earth is traditionally categorized into four major spheres.
  3. 3. The Four Spheres of the Earth Earth is traditionally categorized into four major spheres. SPHERE does not refer to the geometric solid.
  4. 4. The Four Spheres of the Earth Earth is traditionally categorized into four major spheres. SPHERE does not refer to the geometric solid. Hydrosphere - The water portion of the planet.
  5. 5. Hydrosphere Cycle: The Water Cycle 97% of water is salt water (oceans) 3% of water is fresh water (groundwater, streams, lakes, glaciers)

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