physical geography
Post on 13-Jan-2016
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Physical Geography. Human Geography. The Solar System. Earth’s orbit and rotation. Solstices and equinox. Rotation, orbit and its consequences. Geographic coordinates. Earth’s layers. Mantle convection. Continental drift. Three types of plate boundary. Geologic time scale. - PowerPoint PPT Presentation
TRANSCRIPT
Physical Geography
Human Geography
The Solar System
Earth’s orbit and rotation
Solstices and equinox
Rotation, orbit and its consequences
Geographic coordinates
Earth’s layers
Mantle convection
Continental drift
Three types of plate boundary.
Geologic time scale
The largest defined unit of time is the supereon, composed of eons. Eons are divided into eras, which are in turn divided into periods, epochs and ages.
http://en.wikipedia.org/wiki/Geologic_time_scale
http://www.slideshare.net/isaacbuzo/historia-geologica
Main geological zones
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