Earthguide Online Classroom

    ETOPO1 Global bathymetry and elevation

ETOPO1 - Amante, C. and B. W. Eakins, ETOPO1 1 Arc-Minute Global Relief Model: Procedures, Data Sources and Analysis, National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce, Boulder, CO, August 2008.
Downloaded from National Geophysical Data Center, April 1, 2009.

 Larger map [8.8 MB]

Questions for thought

  1. How does temperature vary with altitude?
  2. How does pressure vary with altitude?
  3. What happens to balloons at high altitude?
  4. Is the atmosphere homogenous in its composition or layered by the atomic weight of its components?
    See The Atmosphere, Atmospheric Composition

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