unit 2: the planet earth image shows different spheres interacting. mount tasman, south island, new...
DESCRIPTION
The Earth’s Geometry and Size Due to rotation, the Earth is more elliptical than spherical.TRANSCRIPT
Unit 2: The Planet Earth
Image shows different spheres interacting. Mount Tasman, South Island, New Zealand.
OBJECTIVES• Present the basics of Earth’s shape and
size• Define and highlight the five spheres of
the Earth System• Explore the Earth’s hemispheres• Highlight the general characteristics of
Earth’s landmasses• Introduce the world’s ocean basins and
the topographic characteristics of the seafloor
The Earth’s Geometry and Size
Due to rotation, the Earth is more elliptical than spherical.
The exaggerated Earth showing mountainous terrain
The smooth Earth more realistically drawn
The Earth’s Interacting Spheres
Earth’s sphere’s video: http://www.classzone.com/books/earth_science/terc/content/visualizations/es0102/es0102page01.cfm
Source: http://caaltd.org/images/rainforest/biosphere1.jpg
Distribution of land and sea
The Land HemisphereThis half of the globe contains most of the Earth’s
landmasses which surround Africa.
World ocean floor reveals features below the ocean’s waters
Features of the continental margins
Source: http://content.answcdn.com/main/content/img/McGrawHill/Encyclopedia/images/CE159100FG0010.gif