Introduction :

Globe and Map Device Comparison :

Dimensional object :

Two dimensional object :

• A surface/ object having two dimensions, length and width, is called two dimensional object. g., paper, blackboard, table top, land, etc.
• The product of length and width of two dimensional objects provides their area.

Three dimensional object :

• An object having three dimensions such as length, width, height (or thickness) is called three dimensional object. g. duster, box, glass, pot, hill, the moon, etc.
• The product of length, width and height of three dimensional objects provides their volume.

Maps :

• Maps are two dimensional.
• Maps can be used to study the whole world or also regions of limited extent.

A Globe :

• A globe is three dimensional.
• It is a representative model of the entire earth.

The following features can be shown on a very small globe

• Parallels of latitudes and meridians of longitudes.
• Countries, islands, gulfs, bays, seas, oceans, etc.

A Field Visit :

• A field visit is an important method of studying geography.
• Field visits help us to understand the geographical and social conditions of a place
• In field visits, information can be collected by questionnaires and interviews.

Feld visit method :

• A field visit (educational trip) is an important method of studying geography
• A field visit involves visiting locations such a planetarium, post office, bus stop, mall, hill, seashore, etc.
• Field visits help us to understand the geographical, social and economical conditions of a place.
• Information can be collected in field visits using questionnaires and interviews with locals.

EARTHA :

• EARTHA is the largest operational globe in the world. It is housed at Yarmouth in the State of Maine in the United States of America.
• The rotation and revolution speed of this globe is maintained as per that of the earth.