Section: Measuring global dimensions and local spaces | Digital Earth Basics | Z_GIS

Section: Measuring global dimensions and local spaces | Digital Earth Basics | Z_GIS

Main course page

General
- Introduction Forum
- Development feedback Forum
  
  Please post all suggestions and corrections for this module. Refer to specific sections whenever your posting applies to content of a specific section.
- Learning Objectives (module level)
  
  explain and communicate the advantages of an explicit geospatial approach to monitoring, understanding and managing real world issues across domains
  
  apply knowledge about Earth's dimensions, shape models and global measurements to practical questions
  
  understand and select appropriate spatial reference systems according to scale, context and application
  
  design the collection and selection of geospatial data in support of specific use cases and workflows
  
  communicate geospatial data through shared visual interfaces using web technologies

Measuring global dimensions and local spaces

Measuring global dimensions and local spaces
- Orientation video
- Learning objectives:
  
  use geographic (long-lat) coordinates to identify locations worldwide
  
  work with and apply estimates of Earth's dimensions
  
  understand great circles for spherical distance measurements
  
  understand fundamental principles of ellipsoids and geoids as geometric and physical models, respectively, of Earth
  
  navigate virtual globe interfaces
- Section overview:
- Click 'View larger map', navigate to your hometown, right-click on the map and note its geographical coordinates:
- Main elements of global coordinate systems URL
- The LatLong graticule URL
- Geographic Coordinates (Longitude and Latitude) Page
- DMS DD converter URL
- Exploring further: experience ArcGIS Earth URL
  
  Download and install this app to fully explore a 'Digital Earth' from a virtual globe perspective ...
- LatLong Video Collection Page
  
  Explanation and illustration of geographic coordinates, great circles and related topics
- Self assessment questions Page
- Section quiz
- Activities: Page
  
  Tasks to complete this section
- Assessment: Page
  
  Check out these questions and assignments